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Finding the Fourth Proportional to 267,059.72, 400,684.35 and 89,566.44

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Solution

The fourth proportional to 267,059.72, 400,684.35 and 89,566.44 is: 134,381.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,059.72 : 400,684.35 = 89,566.44 : x
  2. Step 2: Convert to fraction form
    267,059.72/400,684.35 = 89,566.44/x
  3. Step 3: Cross multiply
    267,059.72x = 400,684.35 × 89,566.44
  4. Step 4: Simplify right side
    267,059.72x = 35,887,870,793.21
  5. Step 5: Solve for x
    x = 35,887,870,793.21/267,059.72
  6. Step 6: Final answer
    x = 134,381.45

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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.