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Finding the Fourth Proportional to 52,937.78, 73,053.22 and 29,064.28

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Solution

The fourth proportional to 52,937.78, 73,053.22 and 29,064.28 is: 40,108.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,937.78 : 73,053.22 = 29,064.28 : x
  2. Step 2: Convert to fraction form
    52,937.78/73,053.22 = 29,064.28/x
  3. Step 3: Cross multiply
    52,937.78x = 73,053.22 × 29,064.28
  4. Step 4: Simplify right side
    52,937.78x = 2,123,239,240.98
  5. Step 5: Solve for x
    x = 2,123,239,240.98/52,937.78
  6. Step 6: Final answer
    x = 40,108.20

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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.