Home / 126,209.38-189,316.80-37,469.11

Finding the Fourth Proportional to 126,209.38, 189,316.80 and 37,469.11

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Solution

The fourth proportional to 126,209.38, 189,316.80 and 37,469.11 is: 56,204.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,209.38 : 189,316.80 = 37,469.11 : x
  2. Step 2: Convert to fraction form
    126,209.38/189,316.80 = 37,469.11/x
  3. Step 3: Cross multiply
    126,209.38x = 189,316.80 × 37,469.11
  4. Step 4: Simplify right side
    126,209.38x = 7,093,532,004.05
  5. Step 5: Solve for x
    x = 7,093,532,004.05/126,209.38
  6. Step 6: Final answer
    x = 56,204.48

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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.