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Finding the Fourth Proportional to 348,610.92, 522,743.71 and 123,937.71

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Solution

The fourth proportional to 348,610.92, 522,743.71 and 123,937.71 is: 185,845.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,610.92 : 522,743.71 = 123,937.71 : x
  2. Step 2: Convert to fraction form
    348,610.92/522,743.71 = 123,937.71/x
  3. Step 3: Cross multiply
    348,610.92x = 522,743.71 × 123,937.71
  4. Step 4: Simplify right side
    348,610.92x = 64,787,658,334.30
  5. Step 5: Solve for x
    x = 64,787,658,334.30/348,610.92
  6. Step 6: Final answer
    x = 185,845.18

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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.