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Finding the Third Proportional to 53,352 and 79,888.78

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Solution

The third proportional to 53,352 and 79,888.78 is: 119,624.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,352 : 79,888.78 = 79,888.78 : x
  2. Step 2: Convert to fraction form
    53,352/79,888.78 = 79,888.78/x
  3. Step 3: Cross multiply
    53,352x = 79,888.78 × 79,888.78
  4. Step 4: Simplify right side
    53,352x = 6,382,217,369.61
  5. Step 5: Solve for x
    x = 6,382,217,369.61/53,352
  6. Step 6: Final answer
    x = 119,624.71

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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.