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Finding the Fourth Proportional to 94,750.97, 142,200.70 and 66,101.61

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Solution

The fourth proportional to 94,750.97, 142,200.70 and 66,101.61 is: 99,204.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,750.97 : 142,200.70 = 66,101.61 : x
  2. Step 2: Convert to fraction form
    94,750.97/142,200.70 = 66,101.61/x
  3. Step 3: Cross multiply
    94,750.97x = 142,200.70 × 66,101.61
  4. Step 4: Simplify right side
    94,750.97x = 9,399,695,213.13
  5. Step 5: Solve for x
    x = 9,399,695,213.13/94,750.97
  6. Step 6: Final answer
    x = 99,204.21

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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.