Home / 77,217.40-115,826.10-24,632.20

Finding the Fourth Proportional to 77,217.40, 115,826.10 and 24,632.20

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Solution

The fourth proportional to 77,217.40, 115,826.10 and 24,632.20 is: 36,948.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,217.40 : 115,826.10 = 24,632.20 : x
  2. Step 2: Convert to fraction form
    77,217.40/115,826.10 = 24,632.20/x
  3. Step 3: Cross multiply
    77,217.40x = 115,826.10 × 24,632.20
  4. Step 4: Simplify right side
    77,217.40x = 2,853,051,660.42
  5. Step 5: Solve for x
    x = 2,853,051,660.42/77,217.40
  6. Step 6: Final answer
    x = 36,948.30

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Similar ratio
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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.