Home / 126,208.88-189,242.28-41,923.92

Finding the Fourth Proportional to 126,208.88, 189,242.28 and 41,923.92

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Solution

The fourth proportional to 126,208.88, 189,242.28 and 41,923.92 is: 62,862.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,208.88 : 189,242.28 = 41,923.92 : x
  2. Step 2: Convert to fraction form
    126,208.88/189,242.28 = 41,923.92/x
  3. Step 3: Cross multiply
    126,208.88x = 189,242.28 × 41,923.92
  4. Step 4: Simplify right side
    126,208.88x = 7,933,778,207.34
  5. Step 5: Solve for x
    x = 7,933,778,207.34/126,208.88
  6. Step 6: Final answer
    x = 62,862.28

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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.