Home / 126,074.86-189,112.90-37,330.04

Finding the Fourth Proportional to 126,074.86, 189,112.90 and 37,330.04

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Solution

The fourth proportional to 126,074.86, 189,112.90 and 37,330.04 is: 55,995.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,074.86 : 189,112.90 = 37,330.04 : x
  2. Step 2: Convert to fraction form
    126,074.86/189,112.90 = 37,330.04/x
  3. Step 3: Cross multiply
    126,074.86x = 189,112.90 × 37,330.04
  4. Step 4: Simplify right side
    126,074.86x = 7,059,592,121.52
  5. Step 5: Solve for x
    x = 7,059,592,121.52/126,074.86
  6. Step 6: Final answer
    x = 55,995.24

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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.