Home / 229,947.60-344,835.36-80,149.44

Finding the Fourth Proportional to 229,947.60, 344,835.36 and 80,149.44

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Solution

The fourth proportional to 229,947.60, 344,835.36 and 80,149.44 is: 120,194.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,947.60 : 344,835.36 = 80,149.44 : x
  2. Step 2: Convert to fraction form
    229,947.60/344,835.36 = 80,149.44/x
  3. Step 3: Cross multiply
    229,947.60x = 344,835.36 × 80,149.44
  4. Step 4: Simplify right side
    229,947.60x = 27,638,360,996.20
  5. Step 5: Solve for x
    x = 27,638,360,996.20/229,947.60
  6. Step 6: Final answer
    x = 120,194.17

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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.