Home / 185,110.60-255,452.30-100,227.64

Finding the Fourth Proportional to 185,110.60, 255,452.30 and 100,227.64

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Solution

The fourth proportional to 185,110.60, 255,452.30 and 100,227.64 is: 138,313.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,110.60 : 255,452.30 = 100,227.64 : x
  2. Step 2: Convert to fraction form
    185,110.60/255,452.30 = 100,227.64/x
  3. Step 3: Cross multiply
    185,110.60x = 255,452.30 × 100,227.64
  4. Step 4: Simplify right side
    185,110.60x = 25,603,381,161.57
  5. Step 5: Solve for x
    x = 25,603,381,161.57/185,110.60
  6. Step 6: Final answer
    x = 138,313.97

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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.