Home / 166,107.11-229,224.62-90,656.15

Finding the Fourth Proportional to 166,107.11, 229,224.62 and 90,656.15

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Solution

The fourth proportional to 166,107.11, 229,224.62 and 90,656.15 is: 125,103.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,107.11 : 229,224.62 = 90,656.15 : x
  2. Step 2: Convert to fraction form
    166,107.11/229,224.62 = 90,656.15/x
  3. Step 3: Cross multiply
    166,107.11x = 229,224.62 × 90,656.15
  4. Step 4: Simplify right side
    166,107.11x = 20,780,621,081.13
  5. Step 5: Solve for x
    x = 20,780,621,081.13/166,107.11
  6. Step 6: Final answer
    x = 125,103.74

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.