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Finding the Third Proportional to 138,132 and 286,092

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Solution

The third proportional to 138,132 and 286,092 is: 592,539.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,132 : 286,092 = 286,092 : x
  2. Step 2: Convert to fraction form
    138,132/286,092 = 286,092/x
  3. Step 3: Cross multiply
    138,132x = 286,092 × 286,092
  4. Step 4: Simplify right side
    138,132x = 81,848,632,464
  5. Step 5: Solve for x
    x = 81,848,632,464/138,132
  6. Step 6: Final answer
    x = 592,539.26

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.