Home / 83,160.20-114,761.18-47,350.22

Finding the Fourth Proportional to 83,160.20, 114,761.18 and 47,350.22

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Solution

The fourth proportional to 83,160.20, 114,761.18 and 47,350.22 is: 65,343.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,160.20 : 114,761.18 = 47,350.22 : x
  2. Step 2: Convert to fraction form
    83,160.20/114,761.18 = 47,350.22/x
  3. Step 3: Cross multiply
    83,160.20x = 114,761.18 × 47,350.22
  4. Step 4: Simplify right side
    83,160.20x = 5,433,967,120.46
  5. Step 5: Solve for x
    x = 5,433,967,120.46/83,160.20
  6. Step 6: Final answer
    x = 65,343.36

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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.