Home / 57,350.82-79,151.13-36,129.72

Finding the Fourth Proportional to 57,350.82, 79,151.13 and 36,129.72

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Solution

The fourth proportional to 57,350.82, 79,151.13 and 36,129.72 is: 49,863.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,350.82 : 79,151.13 = 36,129.72 : x
  2. Step 2: Convert to fraction form
    57,350.82/79,151.13 = 36,129.72/x
  3. Step 3: Cross multiply
    57,350.82x = 79,151.13 × 36,129.72
  4. Step 4: Simplify right side
    57,350.82x = 2,859,708,164.58
  5. Step 5: Solve for x
    x = 2,859,708,164.58/57,350.82
  6. Step 6: Final answer
    x = 49,863.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.