Home / 168,255.44-232,184.30-100,270.86

Finding the Fourth Proportional to 168,255.44, 232,184.30 and 100,270.86

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Solution

The fourth proportional to 168,255.44, 232,184.30 and 100,270.86 is: 138,368.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,255.44 : 232,184.30 = 100,270.86 : x
  2. Step 2: Convert to fraction form
    168,255.44/232,184.30 = 100,270.86/x
  3. Step 3: Cross multiply
    168,255.44x = 232,184.30 × 100,270.86
  4. Step 4: Simplify right side
    168,255.44x = 23,281,319,439.50
  5. Step 5: Solve for x
    x = 23,281,319,439.50/168,255.44
  6. Step 6: Final answer
    x = 138,368.90

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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.