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Finding the Fourth Proportional to 80,113.46, 120,141.45 and 23,943.11

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Solution

The fourth proportional to 80,113.46, 120,141.45 and 23,943.11 is: 35,906.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,113.46 : 120,141.45 = 23,943.11 : x
  2. Step 2: Convert to fraction form
    80,113.46/120,141.45 = 23,943.11/x
  3. Step 3: Cross multiply
    80,113.46x = 120,141.45 × 23,943.11
  4. Step 4: Simplify right side
    80,113.46x = 2,876,559,952.91
  5. Step 5: Solve for x
    x = 2,876,559,952.91/80,113.46
  6. Step 6: Final answer
    x = 35,906.08

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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.