Home / 185,162.02-255,523.35-100,279.42

Finding the Fourth Proportional to 185,162.02, 255,523.35 and 100,279.42

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Solution

The fourth proportional to 185,162.02, 255,523.35 and 100,279.42 is: 138,385.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,162.02 : 255,523.35 = 100,279.42 : x
  2. Step 2: Convert to fraction form
    185,162.02/255,523.35 = 100,279.42/x
  3. Step 3: Cross multiply
    185,162.02x = 255,523.35 × 100,279.42
  4. Step 4: Simplify right side
    185,162.02x = 25,623,733,334.46
  5. Step 5: Solve for x
    x = 25,623,733,334.46/185,162.02
  6. Step 6: Final answer
    x = 138,385.47

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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.