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Finding the Third Proportional to 94,416 and 141,432

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Solution

The third proportional to 94,416 and 141,432 is: 211,860.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,416 : 141,432 = 141,432 : x
  2. Step 2: Convert to fraction form
    94,416/141,432 = 141,432/x
  3. Step 3: Cross multiply
    94,416x = 141,432 × 141,432
  4. Step 4: Simplify right side
    94,416x = 20,003,010,624
  5. Step 5: Solve for x
    x = 20,003,010,624/94,416
  6. Step 6: Final answer
    x = 211,860.39

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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.