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Finding the Fourth Proportional to 60,192.47, 90,239.42 and 22,731.27

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Solution

The fourth proportional to 60,192.47, 90,239.42 and 22,731.27 is: 34,078.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,192.47 : 90,239.42 = 22,731.27 : x
  2. Step 2: Convert to fraction form
    60,192.47/90,239.42 = 22,731.27/x
  3. Step 3: Cross multiply
    60,192.47x = 90,239.42 × 22,731.27
  4. Step 4: Simplify right side
    60,192.47x = 2,051,256,507.01
  5. Step 5: Solve for x
    x = 2,051,256,507.01/60,192.47
  6. Step 6: Final answer
    x = 34,078.29

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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.