Home / 83,921.61-125,969.90-37,207.29

Finding the Fourth Proportional to 83,921.61, 125,969.90 and 37,207.29

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Solution

The fourth proportional to 83,921.61, 125,969.90 and 37,207.29 is: 55,849.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,921.61 : 125,969.90 = 37,207.29 : x
  2. Step 2: Convert to fraction form
    83,921.61/125,969.90 = 37,207.29/x
  3. Step 3: Cross multiply
    83,921.61x = 125,969.90 × 37,207.29
  4. Step 4: Simplify right side
    83,921.61x = 4,686,998,414.53
  5. Step 5: Solve for x
    x = 4,686,998,414.53/83,921.61
  6. Step 6: Final answer
    x = 55,849.72

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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.