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Finding the Fourth Proportional to 267,566.82, 401,349.42 and 67,886.86

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Solution

The fourth proportional to 267,566.82, 401,349.42 and 67,886.86 is: 101,830.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,566.82 : 401,349.42 = 67,886.86 : x
  2. Step 2: Convert to fraction form
    267,566.82/401,349.42 = 67,886.86/x
  3. Step 3: Cross multiply
    267,566.82x = 401,349.42 × 67,886.86
  4. Step 4: Simplify right side
    267,566.82x = 27,246,351,886.62
  5. Step 5: Solve for x
    x = 27,246,351,886.62/267,566.82
  6. Step 6: Final answer
    x = 101,830.08

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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.