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Finding the Fourth Proportional to 171,382.70, 236,505.22 and 94,900.15

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Solution

The fourth proportional to 171,382.70, 236,505.22 and 94,900.15 is: 130,960.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,382.70 : 236,505.22 = 94,900.15 : x
  2. Step 2: Convert to fraction form
    171,382.70/236,505.22 = 94,900.15/x
  3. Step 3: Cross multiply
    171,382.70x = 236,505.22 × 94,900.15
  4. Step 4: Simplify right side
    171,382.70x = 22,444,380,745.87
  5. Step 5: Solve for x
    x = 22,444,380,745.87/171,382.70
  6. Step 6: Final answer
    x = 130,960.60

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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.