Home / 169,788.52-234,219.62-115,321.32

Finding the Fourth Proportional to 169,788.52, 234,219.62 and 115,321.32

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Solution

The fourth proportional to 169,788.52, 234,219.62 and 115,321.32 is: 159,083.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,788.52 : 234,219.62 = 115,321.32 : x
  2. Step 2: Convert to fraction form
    169,788.52/234,219.62 = 115,321.32/x
  3. Step 3: Cross multiply
    169,788.52x = 234,219.62 × 115,321.32
  4. Step 4: Simplify right side
    169,788.52x = 27,010,515,748.30
  5. Step 5: Solve for x
    x = 27,010,515,748.30/169,788.52
  6. Step 6: Final answer
    x = 159,083.29

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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.