Home / 80,191.40-120,253.32-24,039.56

Finding the Fourth Proportional to 80,191.40, 120,253.32 and 24,039.56

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Solution

The fourth proportional to 80,191.40, 120,253.32 and 24,039.56 is: 36,049.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,191.40 : 120,253.32 = 24,039.56 : x
  2. Step 2: Convert to fraction form
    80,191.40/120,253.32 = 24,039.56/x
  3. Step 3: Cross multiply
    80,191.40x = 120,253.32 × 24,039.56
  4. Step 4: Simplify right side
    80,191.40x = 2,890,836,901.34
  5. Step 5: Solve for x
    x = 2,890,836,901.34/80,191.40
  6. Step 6: Final answer
    x = 36,049.21

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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.