Home / 185,227.02-255,613.05-100,344.42

Finding the Fourth Proportional to 185,227.02, 255,613.05 and 100,344.42

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Solution

The fourth proportional to 185,227.02, 255,613.05 and 100,344.42 is: 138,475.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,227.02 : 255,613.05 = 100,344.42 : x
  2. Step 2: Convert to fraction form
    185,227.02/255,613.05 = 100,344.42/x
  3. Step 3: Cross multiply
    185,227.02x = 255,613.05 × 100,344.42
  4. Step 4: Simplify right side
    185,227.02x = 25,649,343,246.68
  5. Step 5: Solve for x
    x = 25,649,343,246.68/185,227.02
  6. Step 6: Final answer
    x = 138,475.17

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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.