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Finding the Third Proportional to 88,320.38 and 136,450.13

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Solution

The third proportional to 88,320.38 and 136,450.13 is: 210,807.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,320.38 : 136,450.13 = 136,450.13 : x
  2. Step 2: Convert to fraction form
    88,320.38/136,450.13 = 136,450.13/x
  3. Step 3: Cross multiply
    88,320.38x = 136,450.13 × 136,450.13
  4. Step 4: Simplify right side
    88,320.38x = 18,618,636,612.52
  5. Step 5: Solve for x
    x = 18,618,636,612.52/88,320.38
  6. Step 6: Final answer
    x = 210,807.94

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.