Home / 83,299.20-124,955.28-24,135.72

Finding the Fourth Proportional to 83,299.20, 124,955.28 and 24,135.72

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Solution

The fourth proportional to 83,299.20, 124,955.28 and 24,135.72 is: 36,205.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,299.20 : 124,955.28 = 24,135.72 : x
  2. Step 2: Convert to fraction form
    83,299.20/124,955.28 = 24,135.72/x
  3. Step 3: Cross multiply
    83,299.20x = 124,955.28 × 24,135.72
  4. Step 4: Simplify right side
    83,299.20x = 3,015,885,650.60
  5. Step 5: Solve for x
    x = 3,015,885,650.60/83,299.20
  6. Step 6: Final answer
    x = 36,205.46

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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.