Home / 82,425.71-123,637.23-26,265.06

Finding the Fourth Proportional to 82,425.71, 123,637.23 and 26,265.06

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Solution

The fourth proportional to 82,425.71, 123,637.23 and 26,265.06 is: 39,397.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,425.71 : 123,637.23 = 26,265.06 : x
  2. Step 2: Convert to fraction form
    82,425.71/123,637.23 = 26,265.06/x
  3. Step 3: Cross multiply
    82,425.71x = 123,637.23 × 26,265.06
  4. Step 4: Simplify right side
    82,425.71x = 3,247,339,538.04
  5. Step 5: Solve for x
    x = 3,247,339,538.04/82,425.71
  6. Step 6: Final answer
    x = 39,397.17

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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.