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Finding the Fourth Proportional to 225,335.44, 337,329.72 and 136,319.92

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Solution

The fourth proportional to 225,335.44, 337,329.72 and 136,319.92 is: 204,072.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,335.44 : 337,329.72 = 136,319.92 : x
  2. Step 2: Convert to fraction form
    225,335.44/337,329.72 = 136,319.92/x
  3. Step 3: Cross multiply
    225,335.44x = 337,329.72 × 136,319.92
  4. Step 4: Simplify right side
    225,335.44x = 45,984,760,444.02
  5. Step 5: Solve for x
    x = 45,984,760,444.02/225,335.44
  6. Step 6: Final answer
    x = 204,072.47

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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.