Home / 80,700.60-111,367.68-44,402.52

Finding the Fourth Proportional to 80,700.60, 111,367.68 and 44,402.52

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Solution

The fourth proportional to 80,700.60, 111,367.68 and 44,402.52 is: 61,275.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,700.60 : 111,367.68 = 44,402.52 : x
  2. Step 2: Convert to fraction form
    80,700.60/111,367.68 = 44,402.52/x
  3. Step 3: Cross multiply
    80,700.60x = 111,367.68 × 44,402.52
  4. Step 4: Simplify right side
    80,700.60x = 4,945,004,859.70
  5. Step 5: Solve for x
    x = 4,945,004,859.70/80,700.60
  6. Step 6: Final answer
    x = 61,275.94

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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.