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Finding the Fourth Proportional to 267,855.88, 401,792.10 and 134,741.56

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Solution

The fourth proportional to 267,855.88, 401,792.10 and 134,741.56 is: 202,116.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,855.88 : 401,792.10 = 134,741.56 : x
  2. Step 2: Convert to fraction form
    267,855.88/401,792.10 = 134,741.56/x
  3. Step 3: Cross multiply
    267,855.88x = 401,792.10 × 134,741.56
  4. Step 4: Simplify right side
    267,855.88x = 54,138,094,349.68
  5. Step 5: Solve for x
    x = 54,138,094,349.68/267,855.88
  6. Step 6: Final answer
    x = 202,116.51

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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.