Home / 126,006.42-189,034.47-36,049.98

Finding the Fourth Proportional to 126,006.42, 189,034.47 and 36,049.98

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Solution

The fourth proportional to 126,006.42, 189,034.47 and 36,049.98 is: 54,082.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,006.42 : 189,034.47 = 36,049.98 : x
  2. Step 2: Convert to fraction form
    126,006.42/189,034.47 = 36,049.98/x
  3. Step 3: Cross multiply
    126,006.42x = 189,034.47 × 36,049.98
  4. Step 4: Simplify right side
    126,006.42x = 6,814,689,470.58
  5. Step 5: Solve for x
    x = 6,814,689,470.58/126,006.42
  6. Step 6: Final answer
    x = 54,082.08

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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.