Home / 185,278.22-255,685.96-108,798.22

Finding the Fourth Proportional to 185,278.22, 255,685.96 and 108,798.22

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Solution

The fourth proportional to 185,278.22, 255,685.96 and 108,798.22 is: 150,142.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,278.22 : 255,685.96 = 108,798.22 : x
  2. Step 2: Convert to fraction form
    185,278.22/255,685.96 = 108,798.22/x
  3. Step 3: Cross multiply
    185,278.22x = 255,685.96 × 108,798.22
  4. Step 4: Simplify right side
    185,278.22x = 27,818,177,326.99
  5. Step 5: Solve for x
    x = 27,818,177,326.99/185,278.22
  6. Step 6: Final answer
    x = 150,142.73

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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.