Home / 232,231.76-320,483.34-130,279.82

Finding the Fourth Proportional to 232,231.76, 320,483.34 and 130,279.82

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Solution

The fourth proportional to 232,231.76, 320,483.34 and 130,279.82 is: 179,788.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,231.76 : 320,483.34 = 130,279.82 : x
  2. Step 2: Convert to fraction form
    232,231.76/320,483.34 = 130,279.82/x
  3. Step 3: Cross multiply
    232,231.76x = 320,483.34 × 130,279.82
  4. Step 4: Simplify right side
    232,231.76x = 41,752,511,848.20
  5. Step 5: Solve for x
    x = 41,752,511,848.20/232,231.76
  6. Step 6: Final answer
    x = 179,788.12

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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.