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Finding the Fourth Proportional to 232,380.52, 320,672.08 and 130,396.48

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Solution

The fourth proportional to 232,380.52, 320,672.08 and 130,396.48 is: 179,939.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,380.52 : 320,672.08 = 130,396.48 : x
  2. Step 2: Convert to fraction form
    232,380.52/320,672.08 = 130,396.48/x
  3. Step 3: Cross multiply
    232,380.52x = 320,672.08 × 130,396.48
  4. Step 4: Simplify right side
    232,380.52x = 41,814,510,466.28
  5. Step 5: Solve for x
    x = 41,814,510,466.28/232,380.52
  6. Step 6: Final answer
    x = 179,939.83

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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.