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Finding the Fourth Proportional to 227,672.26, 341,524.89 and 87,430.88

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Solution

The fourth proportional to 227,672.26, 341,524.89 and 87,430.88 is: 131,152.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,672.26 : 341,524.89 = 87,430.88 : x
  2. Step 2: Convert to fraction form
    227,672.26/341,524.89 = 87,430.88/x
  3. Step 3: Cross multiply
    227,672.26x = 341,524.89 × 87,430.88
  4. Step 4: Simplify right side
    227,672.26x = 29,859,822,528.42
  5. Step 5: Solve for x
    x = 29,859,822,528.42/227,672.26
  6. Step 6: Final answer
    x = 131,152.66

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1.5x scale

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.