Home / 229,732.20-344,598.30-71,976.60

Finding the Fourth Proportional to 229,732.20, 344,598.30 and 71,976.60

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Solution

The fourth proportional to 229,732.20, 344,598.30 and 71,976.60 is: 107,964.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,732.20 : 344,598.30 = 71,976.60 : x
  2. Step 2: Convert to fraction form
    229,732.20/344,598.30 = 71,976.60/x
  3. Step 3: Cross multiply
    229,732.20x = 344,598.30 × 71,976.60
  4. Step 4: Simplify right side
    229,732.20x = 24,803,013,999.78
  5. Step 5: Solve for x
    x = 24,803,013,999.78/229,732.20
  6. Step 6: Final answer
    x = 107,964.90

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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.