Home / 126,078.88-189,118.92-37,334.04

Finding the Fourth Proportional to 126,078.88, 189,118.92 and 37,334.04

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Solution

The fourth proportional to 126,078.88, 189,118.92 and 37,334.04 is: 56,001.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,078.88 : 189,118.92 = 37,334.04 : x
  2. Step 2: Convert to fraction form
    126,078.88/189,118.92 = 37,334.04/x
  3. Step 3: Cross multiply
    126,078.88x = 189,118.92 × 37,334.04
  4. Step 4: Simplify right side
    126,078.88x = 7,060,573,324.04
  5. Step 5: Solve for x
    x = 7,060,573,324.04/126,078.88
  6. Step 6: Final answer
    x = 56,001.24

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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.