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Finding the Fourth Proportional to 361,014.37, 541,687.50 and 136,452.80

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Solution

The fourth proportional to 361,014.37, 541,687.50 and 136,452.80 is: 204,741.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,014.37 : 541,687.50 = 136,452.80 : x
  2. Step 2: Convert to fraction form
    361,014.37/541,687.50 = 136,452.80/x
  3. Step 3: Cross multiply
    361,014.37x = 541,687.50 × 136,452.80
  4. Step 4: Simplify right side
    361,014.37x = 73,914,777,454.22
  5. Step 5: Solve for x
    x = 73,914,777,454.22/361,014.37
  6. Step 6: Final answer
    x = 204,741.93

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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.