Home / 83,916.38-125,844.59-27,746.12

Finding the Fourth Proportional to 83,916.38, 125,844.59 and 27,746.12

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Solution

The fourth proportional to 83,916.38, 125,844.59 and 27,746.12 is: 41,609.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,916.38 : 125,844.59 = 27,746.12 : x
  2. Step 2: Convert to fraction form
    83,916.38/125,844.59 = 27,746.12/x
  3. Step 3: Cross multiply
    83,916.38x = 125,844.59 × 27,746.12
  4. Step 4: Simplify right side
    83,916.38x = 3,491,699,479.47
  5. Step 5: Solve for x
    x = 3,491,699,479.47/83,916.38
  6. Step 6: Final answer
    x = 41,609.27

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1.5x scale

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.