Home / 83,037.29-124,479.45-33,105.38

Finding the Fourth Proportional to 83,037.29, 124,479.45 and 33,105.38

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Solution

The fourth proportional to 83,037.29, 124,479.45 and 33,105.38 is: 49,627.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,037.29 : 124,479.45 = 33,105.38 : x
  2. Step 2: Convert to fraction form
    83,037.29/124,479.45 = 33,105.38/x
  3. Step 3: Cross multiply
    83,037.29x = 124,479.45 × 33,105.38
  4. Step 4: Simplify right side
    83,037.29x = 4,120,938,872.04
  5. Step 5: Solve for x
    x = 4,120,938,872.04/83,037.29
  6. Step 6: Final answer
    x = 49,627.57

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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.