Home / 227,901.68-314,565.56-131,116.60

Finding the Fourth Proportional to 227,901.68, 314,565.56 and 131,116.60

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Solution

The fourth proportional to 227,901.68, 314,565.56 and 131,116.60 is: 180,976.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,901.68 : 314,565.56 = 131,116.60 : x
  2. Step 2: Convert to fraction form
    227,901.68/314,565.56 = 131,116.60/x
  3. Step 3: Cross multiply
    227,901.68x = 314,565.56 × 131,116.60
  4. Step 4: Simplify right side
    227,901.68x = 41,244,766,704.30
  5. Step 5: Solve for x
    x = 41,244,766,704.30/227,901.68
  6. Step 6: Final answer
    x = 180,976.14

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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.