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Finding the Third Proportional to 88,110 and 136,485

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Solution

The third proportional to 88,110 and 136,485 is: 211,419.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,110 : 136,485 = 136,485 : x
  2. Step 2: Convert to fraction form
    88,110/136,485 = 136,485/x
  3. Step 3: Cross multiply
    88,110x = 136,485 × 136,485
  4. Step 4: Simplify right side
    88,110x = 18,628,155,225
  5. Step 5: Solve for x
    x = 18,628,155,225/88,110
  6. Step 6: Final answer
    x = 211,419.31

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.