Home / 83,448.53-125,143.32-36,061.71

Finding the Fourth Proportional to 83,448.53, 125,143.32 and 36,061.71

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Solution

The fourth proportional to 83,448.53, 125,143.32 and 36,061.71 is: 54,079.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,448.53 : 125,143.32 = 36,061.71 : x
  2. Step 2: Convert to fraction form
    83,448.53/125,143.32 = 36,061.71/x
  3. Step 3: Cross multiply
    83,448.53x = 125,143.32 × 36,061.71
  4. Step 4: Simplify right side
    83,448.53x = 4,512,882,114.28
  5. Step 5: Solve for x
    x = 4,512,882,114.28/83,448.53
  6. Step 6: Final answer
    x = 54,079.83

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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.