Home / 83,182.24-124,815.04-38,812.48

Finding the Fourth Proportional to 83,182.24, 124,815.04 and 38,812.48

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Solution

The fourth proportional to 83,182.24, 124,815.04 and 38,812.48 is: 58,238.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,182.24 : 124,815.04 = 38,812.48 : x
  2. Step 2: Convert to fraction form
    83,182.24/124,815.04 = 38,812.48/x
  3. Step 3: Cross multiply
    83,182.24x = 124,815.04 × 38,812.48
  4. Step 4: Simplify right side
    83,182.24x = 4,844,381,243.70
  5. Step 5: Solve for x
    x = 4,844,381,243.70/83,182.24
  6. Step 6: Final answer
    x = 58,238.17

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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.