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Finding the Third Proportional to 160,990.50 and 349,658.25

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Solution

The third proportional to 160,990.50 and 349,658.25 is: 759,429.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,990.50 : 349,658.25 = 349,658.25 : x
  2. Step 2: Convert to fraction form
    160,990.50/349,658.25 = 349,658.25/x
  3. Step 3: Cross multiply
    160,990.50x = 349,658.25 × 349,658.25
  4. Step 4: Simplify right side
    160,990.50x = 122,260,891,793.06
  5. Step 5: Solve for x
    x = 122,260,891,793.06/160,990.50
  6. Step 6: Final answer
    x = 759,429.23

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.