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Finding the Fourth Proportional to 240,559.84, 361,119.04 and 140,791.68

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Solution

The fourth proportional to 240,559.84, 361,119.04 and 140,791.68 is: 211,350.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,559.84 : 361,119.04 = 140,791.68 : x
  2. Step 2: Convert to fraction form
    240,559.84/361,119.04 = 140,791.68/x
  3. Step 3: Cross multiply
    240,559.84x = 361,119.04 × 140,791.68
  4. Step 4: Simplify right side
    240,559.84x = 50,842,556,321.59
  5. Step 5: Solve for x
    x = 50,842,556,321.59/240,559.84
  6. Step 6: Final answer
    x = 211,350.97

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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.