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Finding the Fourth Proportional to 124,395.97, 186,593.91 and 40,168.52

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Solution

The fourth proportional to 124,395.97, 186,593.91 and 40,168.52 is: 60,252.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,395.97 : 186,593.91 = 40,168.52 : x
  2. Step 2: Convert to fraction form
    124,395.97/186,593.91 = 40,168.52/x
  3. Step 3: Cross multiply
    124,395.97x = 186,593.91 × 40,168.52
  4. Step 4: Simplify right side
    124,395.97x = 7,495,201,205.71
  5. Step 5: Solve for x
    x = 7,495,201,205.71/124,395.97
  6. Step 6: Final answer
    x = 60,252.77

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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.