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Finding the Fourth Proportional to 60,455.66, 83,441.13 and 41,388.15

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Solution

The fourth proportional to 60,455.66, 83,441.13 and 41,388.15 is: 57,124.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,455.66 : 83,441.13 = 41,388.15 : x
  2. Step 2: Convert to fraction form
    60,455.66/83,441.13 = 41,388.15/x
  3. Step 3: Cross multiply
    60,455.66x = 83,441.13 × 41,388.15
  4. Step 4: Simplify right side
    60,455.66x = 3,453,474,004.61
  5. Step 5: Solve for x
    x = 3,453,474,004.61/60,455.66
  6. Step 6: Final answer
    x = 57,124.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.