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Finding the Fourth Proportional to 161,335.92, 222,648.96 and 88,741.88

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Solution

The fourth proportional to 161,335.92, 222,648.96 and 88,741.88 is: 122,466.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,335.92 : 222,648.96 = 88,741.88 : x
  2. Step 2: Convert to fraction form
    161,335.92/222,648.96 = 88,741.88/x
  3. Step 3: Cross multiply
    161,335.92x = 222,648.96 × 88,741.88
  4. Step 4: Simplify right side
    161,335.92x = 19,758,287,290.44
  5. Step 5: Solve for x
    x = 19,758,287,290.44/161,335.92
  6. Step 6: Final answer
    x = 122,466.76

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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.