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Finding the Third Proportional to 45,332 and 63,724

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Solution

The third proportional to 45,332 and 63,724 is: 89,577.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,332 : 63,724 = 63,724 : x
  2. Step 2: Convert to fraction form
    45,332/63,724 = 63,724/x
  3. Step 3: Cross multiply
    45,332x = 63,724 × 63,724
  4. Step 4: Simplify right side
    45,332x = 4,060,748,176
  5. Step 5: Solve for x
    x = 4,060,748,176/45,332
  6. Step 6: Final answer
    x = 89,577.96

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.