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Finding the Fourth Proportional to 225,091.56, 337,512.70 and 92,065.23

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Solution

The fourth proportional to 225,091.56, 337,512.70 and 92,065.23 is: 138,046.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,091.56 : 337,512.70 = 92,065.23 : x
  2. Step 2: Convert to fraction form
    225,091.56/337,512.70 = 92,065.23/x
  3. Step 3: Cross multiply
    225,091.56x = 337,512.70 × 92,065.23
  4. Step 4: Simplify right side
    225,091.56x = 31,073,184,967.04
  5. Step 5: Solve for x
    x = 31,073,184,967.04/225,091.56
  6. Step 6: Final answer
    x = 138,046.87

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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.