Home / 226,911.20-340,366.80-156,052.40

Finding the Fourth Proportional to 226,911.20, 340,366.80 and 156,052.40

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Solution

The fourth proportional to 226,911.20, 340,366.80 and 156,052.40 is: 234,078.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,911.20 : 340,366.80 = 156,052.40 : x
  2. Step 2: Convert to fraction form
    226,911.20/340,366.80 = 156,052.40/x
  3. Step 3: Cross multiply
    226,911.20x = 340,366.80 × 156,052.40
  4. Step 4: Simplify right side
    226,911.20x = 53,115,056,020.32
  5. Step 5: Solve for x
    x = 53,115,056,020.32/226,911.20
  6. Step 6: Final answer
    x = 234,078.60

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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.