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Finding the Third Proportional to 34,972.88 and 75,472.88

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Solution

The third proportional to 34,972.88 and 75,472.88 is: 162,873.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,972.88 : 75,472.88 = 75,472.88 : x
  2. Step 2: Convert to fraction form
    34,972.88/75,472.88 = 75,472.88/x
  3. Step 3: Cross multiply
    34,972.88x = 75,472.88 × 75,472.88
  4. Step 4: Simplify right side
    34,972.88x = 5,696,154,860.77
  5. Step 5: Solve for x
    x = 5,696,154,860.77/34,972.88
  6. Step 6: Final answer
    x = 162,873.51

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.