Home / 126,917.64-175,146.38-75,932.54

Finding the Fourth Proportional to 126,917.64, 175,146.38 and 75,932.54

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Solution

The fourth proportional to 126,917.64, 175,146.38 and 75,932.54 is: 104,786.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,917.64 : 175,146.38 = 75,932.54 : x
  2. Step 2: Convert to fraction form
    126,917.64/175,146.38 = 75,932.54/x
  3. Step 3: Cross multiply
    126,917.64x = 175,146.38 × 75,932.54
  4. Step 4: Simplify right side
    126,917.64x = 13,299,308,249.81
  5. Step 5: Solve for x
    x = 13,299,308,249.81/126,917.64
  6. Step 6: Final answer
    x = 104,786.92

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1.5x scale

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.