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Finding the Fourth Proportional to 228,265.74, 342,213.03 and 95,245.11

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Solution

The fourth proportional to 228,265.74, 342,213.03 and 95,245.11 is: 142,790.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,265.74 : 342,213.03 = 95,245.11 : x
  2. Step 2: Convert to fraction form
    228,265.74/342,213.03 = 95,245.11/x
  3. Step 3: Cross multiply
    228,265.74x = 342,213.03 × 95,245.11
  4. Step 4: Simplify right side
    228,265.74x = 32,594,117,685.78
  5. Step 5: Solve for x
    x = 32,594,117,685.78/228,265.74
  6. Step 6: Final answer
    x = 142,790.23

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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.