Home / 220,174.77-303,841.17-124,699.92

Finding the Fourth Proportional to 220,174.77, 303,841.17 and 124,699.92

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Solution

The fourth proportional to 220,174.77, 303,841.17 and 124,699.92 is: 172,085.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,174.77 : 303,841.17 = 124,699.92 : x
  2. Step 2: Convert to fraction form
    220,174.77/303,841.17 = 124,699.92/x
  3. Step 3: Cross multiply
    220,174.77x = 303,841.17 × 124,699.92
  4. Step 4: Simplify right side
    220,174.77x = 37,888,969,591.71
  5. Step 5: Solve for x
    x = 37,888,969,591.71/220,174.77
  6. Step 6: Final answer
    x = 172,085.88

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1.5x scale

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.