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Finding the Fourth Proportional to 159,676.44, 220,350.42 and 88,063.08

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Solution

The fourth proportional to 159,676.44, 220,350.42 and 88,063.08 is: 121,525.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,676.44 : 220,350.42 = 88,063.08 : x
  2. Step 2: Convert to fraction form
    159,676.44/220,350.42 = 88,063.08/x
  3. Step 3: Cross multiply
    159,676.44x = 220,350.42 × 88,063.08
  4. Step 4: Simplify right side
    159,676.44x = 19,404,736,664.49
  5. Step 5: Solve for x
    x = 19,404,736,664.49/159,676.44
  6. Step 6: Final answer
    x = 121,525.36

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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.