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Finding the Third Proportional to 53,352 and 123,660

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Solution

The third proportional to 53,352 and 123,660 is: 286,620.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,352 : 123,660 = 123,660 : x
  2. Step 2: Convert to fraction form
    53,352/123,660 = 123,660/x
  3. Step 3: Cross multiply
    53,352x = 123,660 × 123,660
  4. Step 4: Simplify right side
    53,352x = 15,291,795,600
  5. Step 5: Solve for x
    x = 15,291,795,600/53,352
  6. Step 6: Final answer
    x = 286,620.85

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.