Home / 110,278.08-152,114.88-91,833.92

Finding the Fourth Proportional to 110,278.08, 152,114.88 and 91,833.92

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Solution

The fourth proportional to 110,278.08, 152,114.88 and 91,833.92 is: 126,673.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,278.08 : 152,114.88 = 91,833.92 : x
  2. Step 2: Convert to fraction form
    110,278.08/152,114.88 = 91,833.92/x
  3. Step 3: Cross multiply
    110,278.08x = 152,114.88 × 91,833.92
  4. Step 4: Simplify right side
    110,278.08x = 13,969,305,720.73
  5. Step 5: Solve for x
    x = 13,969,305,720.73/110,278.08
  6. Step 6: Final answer
    x = 126,673.46

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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.