Home / 132,019.88-182,184.18-75,426.44

Finding the Fourth Proportional to 132,019.88, 182,184.18 and 75,426.44

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Solution

The fourth proportional to 132,019.88, 182,184.18 and 75,426.44 is: 104,086.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,019.88 : 182,184.18 = 75,426.44 : x
  2. Step 2: Convert to fraction form
    132,019.88/182,184.18 = 75,426.44/x
  3. Step 3: Cross multiply
    132,019.88x = 182,184.18 × 75,426.44
  4. Step 4: Simplify right side
    132,019.88x = 13,741,504,121.72
  5. Step 5: Solve for x
    x = 13,741,504,121.72/132,019.88
  6. Step 6: Final answer
    x = 104,086.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.