Home / 229,254.20-343,881.30-71,481.40

Finding the Fourth Proportional to 229,254.20, 343,881.30 and 71,481.40

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Solution

The fourth proportional to 229,254.20, 343,881.30 and 71,481.40 is: 107,222.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,254.20 : 343,881.30 = 71,481.40 : x
  2. Step 2: Convert to fraction form
    229,254.20/343,881.30 = 71,481.40/x
  3. Step 3: Cross multiply
    229,254.20x = 343,881.30 × 71,481.40
  4. Step 4: Simplify right side
    229,254.20x = 24,581,116,757.82
  5. Step 5: Solve for x
    x = 24,581,116,757.82/229,254.20
  6. Step 6: Final answer
    x = 107,222.10

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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.