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Finding the Third Proportional to 103,482 and 160,407

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Solution

The third proportional to 103,482 and 160,407 is: 248,646.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,482 : 160,407 = 160,407 : x
  2. Step 2: Convert to fraction form
    103,482/160,407 = 160,407/x
  3. Step 3: Cross multiply
    103,482x = 160,407 × 160,407
  4. Step 4: Simplify right side
    103,482x = 25,730,405,649
  5. Step 5: Solve for x
    x = 25,730,405,649/103,482
  6. Step 6: Final answer
    x = 248,646.20

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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.