Home / 82,425.27-123,634.49-38,037.27

Finding the Fourth Proportional to 82,425.27, 123,634.49 and 38,037.27

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Solution

The fourth proportional to 82,425.27, 123,634.49 and 38,037.27 is: 57,054.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,425.27 : 123,634.49 = 38,037.27 : x
  2. Step 2: Convert to fraction form
    82,425.27/123,634.49 = 38,037.27/x
  3. Step 3: Cross multiply
    82,425.27x = 123,634.49 × 38,037.27
  4. Step 4: Simplify right side
    82,425.27x = 4,702,718,287.26
  5. Step 5: Solve for x
    x = 4,702,718,287.26/82,425.27
  6. Step 6: Final answer
    x = 57,054.33

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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.