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Finding the Fourth Proportional to 127,224.16, 175,600.89 and 73,542.62

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Solution

The fourth proportional to 127,224.16, 175,600.89 and 73,542.62 is: 101,507.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,224.16 : 175,600.89 = 73,542.62 : x
  2. Step 2: Convert to fraction form
    127,224.16/175,600.89 = 73,542.62/x
  3. Step 3: Cross multiply
    127,224.16x = 175,600.89 × 73,542.62
  4. Step 4: Simplify right side
    127,224.16x = 12,914,149,963.93
  5. Step 5: Solve for x
    x = 12,914,149,963.93/127,224.16
  6. Step 6: Final answer
    x = 101,507.06

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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.