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Finding the Third Proportional to 80,444.25 and 120,511.13

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Solution

The third proportional to 80,444.25 and 120,511.13 is: 180,534.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,444.25 : 120,511.13 = 120,511.13 : x
  2. Step 2: Convert to fraction form
    80,444.25/120,511.13 = 120,511.13/x
  3. Step 3: Cross multiply
    80,444.25x = 120,511.13 × 120,511.13
  4. Step 4: Simplify right side
    80,444.25x = 14,522,931,248.77
  5. Step 5: Solve for x
    x = 14,522,931,248.77/80,444.25
  6. Step 6: Final answer
    x = 180,534.11

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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.