Home / 185,210.52-255,590.49-100,327.56

Finding the Fourth Proportional to 185,210.52, 255,590.49 and 100,327.56

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Solution

The fourth proportional to 185,210.52, 255,590.49 and 100,327.56 is: 138,452.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,210.52 : 255,590.49 = 100,327.56 : x
  2. Step 2: Convert to fraction form
    185,210.52/255,590.49 = 100,327.56/x
  3. Step 3: Cross multiply
    185,210.52x = 255,590.49 × 100,327.56
  4. Step 4: Simplify right side
    185,210.52x = 25,642,770,220.90
  5. Step 5: Solve for x
    x = 25,642,770,220.90/185,210.52
  6. Step 6: Final answer
    x = 138,452.02

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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.