Home / 80,422.11-120,634.02-24,262.69

Finding the Fourth Proportional to 80,422.11, 120,634.02 and 24,262.69

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Solution

The fourth proportional to 80,422.11, 120,634.02 and 24,262.69 is: 36,394.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,422.11 : 120,634.02 = 24,262.69 : x
  2. Step 2: Convert to fraction form
    80,422.11/120,634.02 = 24,262.69/x
  3. Step 3: Cross multiply
    80,422.11x = 120,634.02 × 24,262.69
  4. Step 4: Simplify right side
    80,422.11x = 2,926,905,830.71
  5. Step 5: Solve for x
    x = 2,926,905,830.71/80,422.11
  6. Step 6: Final answer
    x = 36,394.29

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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.