Home / 227,214.60-340,821.90-109,116.60

Finding the Fourth Proportional to 227,214.60, 340,821.90 and 109,116.60

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Solution

The fourth proportional to 227,214.60, 340,821.90 and 109,116.60 is: 163,674.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,214.60 : 340,821.90 = 109,116.60 : x
  2. Step 2: Convert to fraction form
    227,214.60/340,821.90 = 109,116.60/x
  3. Step 3: Cross multiply
    227,214.60x = 340,821.90 × 109,116.60
  4. Step 4: Simplify right side
    227,214.60x = 37,189,326,933.54
  5. Step 5: Solve for x
    x = 37,189,326,933.54/227,214.60
  6. Step 6: Final answer
    x = 163,674.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.