Home / 123,640.97-185,444.64-34,901.62

Finding the Fourth Proportional to 123,640.97, 185,444.64 and 34,901.62

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Solution

The fourth proportional to 123,640.97, 185,444.64 and 34,901.62 is: 52,347.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,640.97 : 185,444.64 = 34,901.62 : x
  2. Step 2: Convert to fraction form
    123,640.97/185,444.64 = 34,901.62/x
  3. Step 3: Cross multiply
    123,640.97x = 185,444.64 × 34,901.62
  4. Step 4: Simplify right side
    123,640.97x = 6,472,317,892.71
  5. Step 5: Solve for x
    x = 6,472,317,892.71/123,640.97
  6. Step 6: Final answer
    x = 52,347.68

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1.5x scale

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.