Home / 126,197.40-189,255.16-41,934.96

Finding the Fourth Proportional to 126,197.40, 189,255.16 and 41,934.96

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Solution

The fourth proportional to 126,197.40, 189,255.16 and 41,934.96 is: 62,888.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,197.40 : 189,255.16 = 41,934.96 : x
  2. Step 2: Convert to fraction form
    126,197.40/189,255.16 = 41,934.96/x
  3. Step 3: Cross multiply
    126,197.40x = 189,255.16 × 41,934.96
  4. Step 4: Simplify right side
    126,197.40x = 7,936,407,564.39
  5. Step 5: Solve for x
    x = 7,936,407,564.39/126,197.40
  6. Step 6: Final answer
    x = 62,888.84

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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.