Home / 83,521.20-125,114.70-50,222.91

Finding the Fourth Proportional to 83,521.20, 125,114.70 and 50,222.91

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Solution

The fourth proportional to 83,521.20, 125,114.70 and 50,222.91 is: 75,233.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,521.20 : 125,114.70 = 50,222.91 : x
  2. Step 2: Convert to fraction form
    83,521.20/125,114.70 = 50,222.91/x
  3. Step 3: Cross multiply
    83,521.20x = 125,114.70 × 50,222.91
  4. Step 4: Simplify right side
    83,521.20x = 6,283,624,317.78
  5. Step 5: Solve for x
    x = 6,283,624,317.78/83,521.20
  6. Step 6: Final answer
    x = 75,233.88

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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.