Home / 232,275.60-320,538.60-131,677.20

Finding the Fourth Proportional to 232,275.60, 320,538.60 and 131,677.20

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Solution

The fourth proportional to 232,275.60, 320,538.60 and 131,677.20 is: 181,713.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,275.60 : 320,538.60 = 131,677.20 : x
  2. Step 2: Convert to fraction form
    232,275.60/320,538.60 = 131,677.20/x
  3. Step 3: Cross multiply
    232,275.60x = 320,538.60 × 131,677.20
  4. Step 4: Simplify right side
    232,275.60x = 42,207,625,339.92
  5. Step 5: Solve for x
    x = 42,207,625,339.92/232,275.60
  6. Step 6: Final answer
    x = 181,713.56

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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.