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Finding the Fourth Proportional to 254,871.75, 382,086.18 and 149,469.29

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Solution

The fourth proportional to 254,871.75, 382,086.18 and 149,469.29 is: 224,074.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,871.75 : 382,086.18 = 149,469.29 : x
  2. Step 2: Convert to fraction form
    254,871.75/382,086.18 = 149,469.29/x
  3. Step 3: Cross multiply
    254,871.75x = 382,086.18 × 149,469.29
  4. Step 4: Simplify right side
    254,871.75x = 57,110,148,132.98
  5. Step 5: Solve for x
    x = 57,110,148,132.98/254,871.75
  6. Step 6: Final answer
    x = 224,074.06

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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.