Home / 229,760.20-344,651.10-71,993.80

Finding the Fourth Proportional to 229,760.20, 344,651.10 and 71,993.80

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Solution

The fourth proportional to 229,760.20, 344,651.10 and 71,993.80 is: 107,994.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,760.20 : 344,651.10 = 71,993.80 : x
  2. Step 2: Convert to fraction form
    229,760.20/344,651.10 = 71,993.80/x
  3. Step 3: Cross multiply
    229,760.20x = 344,651.10 × 71,993.80
  4. Step 4: Simplify right side
    229,760.20x = 24,812,742,363.18
  5. Step 5: Solve for x
    x = 24,812,742,363.18/229,760.20
  6. Step 6: Final answer
    x = 107,994.08

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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.