Home / 126,790.58-174,958.89-75,793.19

Finding the Fourth Proportional to 126,790.58, 174,958.89 and 75,793.19

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Solution

The fourth proportional to 126,790.58, 174,958.89 and 75,793.19 is: 104,587.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,790.58 : 174,958.89 = 75,793.19 : x
  2. Step 2: Convert to fraction form
    126,790.58/174,958.89 = 75,793.19/x
  3. Step 3: Cross multiply
    126,790.58x = 174,958.89 × 75,793.19
  4. Step 4: Simplify right side
    126,790.58x = 13,260,691,232.94
  5. Step 5: Solve for x
    x = 13,260,691,232.94/126,790.58
  6. Step 6: Final answer
    x = 104,587.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.