Home / 126,626.76-189,841.68-63,414.42

Finding the Fourth Proportional to 126,626.76, 189,841.68 and 63,414.42

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Solution

The fourth proportional to 126,626.76, 189,841.68 and 63,414.42 is: 95,072.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,626.76 : 189,841.68 = 63,414.42 : x
  2. Step 2: Convert to fraction form
    126,626.76/189,841.68 = 63,414.42/x
  3. Step 3: Cross multiply
    126,626.76x = 189,841.68 × 63,414.42
  4. Step 4: Simplify right side
    126,626.76x = 12,038,700,029.03
  5. Step 5: Solve for x
    x = 12,038,700,029.03/126,626.76
  6. Step 6: Final answer
    x = 95,072.32

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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.