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Finding the Third Proportional to 84,412 and 180,124

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Solution

The third proportional to 84,412 and 180,124 is: 384,360.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,412 : 180,124 = 180,124 : x
  2. Step 2: Convert to fraction form
    84,412/180,124 = 180,124/x
  3. Step 3: Cross multiply
    84,412x = 180,124 × 180,124
  4. Step 4: Simplify right side
    84,412x = 32,444,655,376
  5. Step 5: Solve for x
    x = 32,444,655,376/84,412
  6. Step 6: Final answer
    x = 384,360.70

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.