Home / 90,789.44-136,184.18-24,229.81

Finding the Fourth Proportional to 90,789.44, 136,184.18 and 24,229.81

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Solution

The fourth proportional to 90,789.44, 136,184.18 and 24,229.81 is: 36,344.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,789.44 : 136,184.18 = 24,229.81 : x
  2. Step 2: Convert to fraction form
    90,789.44/136,184.18 = 24,229.81/x
  3. Step 3: Cross multiply
    90,789.44x = 136,184.18 × 24,229.81
  4. Step 4: Simplify right side
    90,789.44x = 3,299,716,806.41
  5. Step 5: Solve for x
    x = 3,299,716,806.41/90,789.44
  6. Step 6: Final answer
    x = 36,344.72

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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.