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Finding the Third Proportional to 92,405 and 156,681

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Solution

The third proportional to 92,405 and 156,681 is: 265,666.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,405 : 156,681 = 156,681 : x
  2. Step 2: Convert to fraction form
    92,405/156,681 = 156,681/x
  3. Step 3: Cross multiply
    92,405x = 156,681 × 156,681
  4. Step 4: Simplify right side
    92,405x = 24,548,935,761
  5. Step 5: Solve for x
    x = 24,548,935,761/92,405
  6. Step 6: Final answer
    x = 265,666.75

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Why These Related Problems?

These problems maintain the same ratio (1.70) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.