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Finding the Third Proportional to 74,565.56 and 112,934.25

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Solution

The third proportional to 74,565.56 and 112,934.25 is: 171,046.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,565.56 : 112,934.25 = 112,934.25 : x
  2. Step 2: Convert to fraction form
    74,565.56/112,934.25 = 112,934.25/x
  3. Step 3: Cross multiply
    74,565.56x = 112,934.25 × 112,934.25
  4. Step 4: Simplify right side
    74,565.56x = 12,754,144,823.06
  5. Step 5: Solve for x
    x = 12,754,144,823.06/74,565.56
  6. Step 6: Final answer
    x = 171,046.05

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.