Home / 126,202.10-189,262.21-41,939.62

Finding the Fourth Proportional to 126,202.10, 189,262.21 and 41,939.62

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Solution

The fourth proportional to 126,202.10, 189,262.21 and 41,939.62 is: 62,895.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,202.10 : 189,262.21 = 41,939.62 : x
  2. Step 2: Convert to fraction form
    126,202.10/189,262.21 = 41,939.62/x
  3. Step 3: Cross multiply
    126,202.10x = 189,262.21 × 41,939.62
  4. Step 4: Simplify right side
    126,202.10x = 7,937,585,062.91
  5. Step 5: Solve for x
    x = 7,937,585,062.91/126,202.10
  6. Step 6: Final answer
    x = 62,895.83

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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.