Home / 126,253.62-189,412.16-36,296.50

Finding the Fourth Proportional to 126,253.62, 189,412.16 and 36,296.50

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Solution

The fourth proportional to 126,253.62, 189,412.16 and 36,296.50 is: 54,453.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,253.62 : 189,412.16 = 36,296.50 : x
  2. Step 2: Convert to fraction form
    126,253.62/189,412.16 = 36,296.50/x
  3. Step 3: Cross multiply
    126,253.62x = 189,412.16 × 36,296.50
  4. Step 4: Simplify right side
    126,253.62x = 6,874,998,465.44
  5. Step 5: Solve for x
    x = 6,874,998,465.44/126,253.62
  6. Step 6: Final answer
    x = 54,453.87

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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.