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Finding the Third Proportional to 99,522 and 148,915.13

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Solution

The third proportional to 99,522 and 148,915.13 is: 222,822.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,522 : 148,915.13 = 148,915.13 : x
  2. Step 2: Convert to fraction form
    99,522/148,915.13 = 148,915.13/x
  3. Step 3: Cross multiply
    99,522x = 148,915.13 × 148,915.13
  4. Step 4: Simplify right side
    99,522x = 22,175,714,453.77
  5. Step 5: Solve for x
    x = 22,175,714,453.77/99,522
  6. Step 6: Final answer
    x = 222,822.23

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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.