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Finding the Fourth Proportional to 228,250.31, 342,494.84 and 93,414.47

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Solution

The fourth proportional to 228,250.31, 342,494.84 and 93,414.47 is: 140,170.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,250.31 : 342,494.84 = 93,414.47 : x
  2. Step 2: Convert to fraction form
    228,250.31/342,494.84 = 93,414.47/x
  3. Step 3: Cross multiply
    228,250.31x = 342,494.84 × 93,414.47
  4. Step 4: Simplify right side
    228,250.31x = 31,993,971,776.79
  5. Step 5: Solve for x
    x = 31,993,971,776.79/228,250.31
  6. Step 6: Final answer
    x = 140,170.55

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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.