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Finding the Third Proportional to 141,048 and 216,048

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Solution

The third proportional to 141,048 and 216,048 is: 330,928.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,048 : 216,048 = 216,048 : x
  2. Step 2: Convert to fraction form
    141,048/216,048 = 216,048/x
  3. Step 3: Cross multiply
    141,048x = 216,048 × 216,048
  4. Step 4: Simplify right side
    141,048x = 46,676,738,304
  5. Step 5: Solve for x
    x = 46,676,738,304/141,048
  6. Step 6: Final answer
    x = 330,928.04

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.