Home / 83,350.26-115,022.20-47,540.87

Finding the Fourth Proportional to 83,350.26, 115,022.20 and 47,540.87

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Solution

The fourth proportional to 83,350.26, 115,022.20 and 47,540.87 is: 65,605.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,350.26 : 115,022.20 = 47,540.87 : x
  2. Step 2: Convert to fraction form
    83,350.26/115,022.20 = 47,540.87/x
  3. Step 3: Cross multiply
    83,350.26x = 115,022.20 × 47,540.87
  4. Step 4: Simplify right side
    83,350.26x = 5,468,255,219.61
  5. Step 5: Solve for x
    x = 5,468,255,219.61/83,350.26
  6. Step 6: Final answer
    x = 65,605.74

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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.