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Finding the Third Proportional to 92,036.25 and 139,876.88

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Solution

The third proportional to 92,036.25 and 139,876.88 is: 212,585.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,036.25 : 139,876.88 = 139,876.88 : x
  2. Step 2: Convert to fraction form
    92,036.25/139,876.88 = 139,876.88/x
  3. Step 3: Cross multiply
    92,036.25x = 139,876.88 × 139,876.88
  4. Step 4: Simplify right side
    92,036.25x = 19,565,540,159.77
  5. Step 5: Solve for x
    x = 19,565,540,159.77/92,036.25
  6. Step 6: Final answer
    x = 212,585.15

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.