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Finding the Third Proportional to 127,613 and 187,473

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Solution

The third proportional to 127,613 and 187,473 is: 275,411.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,613 : 187,473 = 187,473 : x
  2. Step 2: Convert to fraction form
    127,613/187,473 = 187,473/x
  3. Step 3: Cross multiply
    127,613x = 187,473 × 187,473
  4. Step 4: Simplify right side
    127,613x = 35,146,125,729
  5. Step 5: Solve for x
    x = 35,146,125,729/127,613
  6. Step 6: Final answer
    x = 275,411.80

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.