Home / 232,643.58-321,046.15-130,670.61

Finding the Fourth Proportional to 232,643.58, 321,046.15 and 130,670.61

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Solution

The fourth proportional to 232,643.58, 321,046.15 and 130,670.61 is: 180,324.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,643.58 : 321,046.15 = 130,670.61 : x
  2. Step 2: Convert to fraction form
    232,643.58/321,046.15 = 130,670.61/x
  3. Step 3: Cross multiply
    232,643.58x = 321,046.15 × 130,670.61
  4. Step 4: Simplify right side
    232,643.58x = 41,951,296,258.65
  5. Step 5: Solve for x
    x = 41,951,296,258.65/232,643.58
  6. Step 6: Final answer
    x = 180,324.32

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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.