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Finding the Fourth Proportional to 84,950.76, 127,441.50 and 35,003.07

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Solution

The fourth proportional to 84,950.76, 127,441.50 and 35,003.07 is: 52,510.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,950.76 : 127,441.50 = 35,003.07 : x
  2. Step 2: Convert to fraction form
    84,950.76/127,441.50 = 35,003.07/x
  3. Step 3: Cross multiply
    84,950.76x = 127,441.50 × 35,003.07
  4. Step 4: Simplify right side
    84,950.76x = 4,460,843,745.41
  5. Step 5: Solve for x
    x = 4,460,843,745.41/84,950.76
  6. Step 6: Final answer
    x = 52,510.93

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.