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Finding the Third Proportional to 99,006 and 153,380

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Solution

The third proportional to 99,006 and 153,380 is: 237,616.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,006 : 153,380 = 153,380 : x
  2. Step 2: Convert to fraction form
    99,006/153,380 = 153,380/x
  3. Step 3: Cross multiply
    99,006x = 153,380 × 153,380
  4. Step 4: Simplify right side
    99,006x = 23,525,424,400
  5. Step 5: Solve for x
    x = 23,525,424,400/99,006
  6. Step 6: Final answer
    x = 237,616.15

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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.