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Finding the Third Proportional to 84,868.88 and 127,515.94

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Solution

The third proportional to 84,868.88 and 127,515.94 is: 191,593.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,868.88 : 127,515.94 = 127,515.94 : x
  2. Step 2: Convert to fraction form
    84,868.88/127,515.94 = 127,515.94/x
  3. Step 3: Cross multiply
    84,868.88x = 127,515.94 × 127,515.94
  4. Step 4: Simplify right side
    84,868.88x = 16,260,314,316.50
  5. Step 5: Solve for x
    x = 16,260,314,316.50/84,868.88
  6. Step 6: Final answer
    x = 191,593.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.