Home / 165,147.12-227,917.11-93,539.88

Finding the Fourth Proportional to 165,147.12, 227,917.11 and 93,539.88

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Solution

The fourth proportional to 165,147.12, 227,917.11 and 93,539.88 is: 129,093.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,147.12 : 227,917.11 = 93,539.88 : x
  2. Step 2: Convert to fraction form
    165,147.12/227,917.11 = 93,539.88/x
  3. Step 3: Cross multiply
    165,147.12x = 227,917.11 × 93,539.88
  4. Step 4: Simplify right side
    165,147.12x = 21,319,339,119.35
  5. Step 5: Solve for x
    x = 21,319,339,119.35/165,147.12
  6. Step 6: Final answer
    x = 129,093.01

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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.