Home / 204,726.38-282,583.24-129,325.10

Finding the Fourth Proportional to 204,726.38, 282,583.24 and 129,325.10

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Solution

The fourth proportional to 204,726.38, 282,583.24 and 129,325.10 is: 178,507.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,726.38 : 282,583.24 = 129,325.10 : x
  2. Step 2: Convert to fraction form
    204,726.38/282,583.24 = 129,325.10/x
  3. Step 3: Cross multiply
    204,726.38x = 282,583.24 × 129,325.10
  4. Step 4: Simplify right side
    204,726.38x = 36,545,105,771.32
  5. Step 5: Solve for x
    x = 36,545,105,771.32/204,726.38
  6. Step 6: Final answer
    x = 178,507.07

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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.