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Finding the Fourth Proportional to 267,976.32, 401,373.99 and 149,353.44

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Solution

The fourth proportional to 267,976.32, 401,373.99 and 149,353.44 is: 223,701.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,976.32 : 401,373.99 = 149,353.44 : x
  2. Step 2: Convert to fraction form
    267,976.32/401,373.99 = 149,353.44/x
  3. Step 3: Cross multiply
    267,976.32x = 401,373.99 × 149,353.44
  4. Step 4: Simplify right side
    267,976.32x = 59,946,586,133.03
  5. Step 5: Solve for x
    x = 59,946,586,133.03/267,976.32
  6. Step 6: Final answer
    x = 223,701.06

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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.