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Finding the Fourth Proportional to 127,264.62, 175,614.93 and 73,553.11

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Solution

The fourth proportional to 127,264.62, 175,614.93 and 73,553.11 is: 101,497.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,264.62 : 175,614.93 = 73,553.11 : x
  2. Step 2: Convert to fraction form
    127,264.62/175,614.93 = 73,553.11/x
  3. Step 3: Cross multiply
    127,264.62x = 175,614.93 × 73,553.11
  4. Step 4: Simplify right side
    127,264.62x = 12,917,023,896.17
  5. Step 5: Solve for x
    x = 12,917,023,896.17/127,264.62
  6. Step 6: Final answer
    x = 101,497.37

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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.