Home / 80,229.60-110,767.26-51,562.08

Finding the Fourth Proportional to 80,229.60, 110,767.26 and 51,562.08

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Solution

The fourth proportional to 80,229.60, 110,767.26 and 51,562.08 is: 71,188.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,229.60 : 110,767.26 = 51,562.08 : x
  2. Step 2: Convert to fraction form
    80,229.60/110,767.26 = 51,562.08/x
  3. Step 3: Cross multiply
    80,229.60x = 110,767.26 × 51,562.08
  4. Step 4: Simplify right side
    80,229.60x = 5,711,390,321.50
  5. Step 5: Solve for x
    x = 5,711,390,321.50/80,229.60
  6. Step 6: Final answer
    x = 71,188.07

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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.