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Finding the Fourth Proportional to 267,745.44, 401,405.04 and 132,714.48

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Solution

The fourth proportional to 267,745.44, 401,405.04 and 132,714.48 is: 198,966.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,745.44 : 401,405.04 = 132,714.48 : x
  2. Step 2: Convert to fraction form
    267,745.44/401,405.04 = 132,714.48/x
  3. Step 3: Cross multiply
    267,745.44x = 401,405.04 × 132,714.48
  4. Step 4: Simplify right side
    267,745.44x = 53,272,261,152.98
  5. Step 5: Solve for x
    x = 53,272,261,152.98/267,745.44
  6. Step 6: Final answer
    x = 198,966.08

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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.