Home / 226,725.60-340,077.60-76,951.20

Finding the Fourth Proportional to 226,725.60, 340,077.60 and 76,951.20

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Solution

The fourth proportional to 226,725.60, 340,077.60 and 76,951.20 is: 115,423.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,725.60 : 340,077.60 = 76,951.20 : x
  2. Step 2: Convert to fraction form
    226,725.60/340,077.60 = 76,951.20/x
  3. Step 3: Cross multiply
    226,725.60x = 340,077.60 × 76,951.20
  4. Step 4: Simplify right side
    226,725.60x = 26,169,379,413.12
  5. Step 5: Solve for x
    x = 26,169,379,413.12/226,725.60
  6. Step 6: Final answer
    x = 115,423.13

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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.