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Finding the Fourth Proportional to 80,059.56, 120,024.54 and 33,347.40

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Solution

The fourth proportional to 80,059.56, 120,024.54 and 33,347.40 is: 49,994.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,059.56 : 120,024.54 = 33,347.40 : x
  2. Step 2: Convert to fraction form
    80,059.56/120,024.54 = 33,347.40/x
  3. Step 3: Cross multiply
    80,059.56x = 120,024.54 × 33,347.40
  4. Step 4: Simplify right side
    80,059.56x = 4,002,506,345.20
  5. Step 5: Solve for x
    x = 4,002,506,345.20/80,059.56
  6. Step 6: Final answer
    x = 49,994.11

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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.