Home / 83,266.38-124,940.58-38,896.25

Finding the Fourth Proportional to 83,266.38, 124,940.58 and 38,896.25

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Solution

The fourth proportional to 83,266.38, 124,940.58 and 38,896.25 is: 58,363.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,266.38 : 124,940.58 = 38,896.25 : x
  2. Step 2: Convert to fraction form
    83,266.38/124,940.58 = 38,896.25/x
  3. Step 3: Cross multiply
    83,266.38x = 124,940.58 × 38,896.25
  4. Step 4: Simplify right side
    83,266.38x = 4,859,719,967.05
  5. Step 5: Solve for x
    x = 4,859,719,967.05/83,266.38
  6. Step 6: Final answer
    x = 58,363.53

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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.