Home / 153,133.43-229,729.10-50,556.56

Finding the Fourth Proportional to 153,133.43, 229,729.10 and 50,556.56

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Solution

The fourth proportional to 153,133.43, 229,729.10 and 50,556.56 is: 75,844.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,133.43 : 229,729.10 = 50,556.56 : x
  2. Step 2: Convert to fraction form
    153,133.43/229,729.10 = 50,556.56/x
  3. Step 3: Cross multiply
    153,133.43x = 229,729.10 × 50,556.56
  4. Step 4: Simplify right side
    153,133.43x = 11,614,311,626.47
  5. Step 5: Solve for x
    x = 11,614,311,626.47/153,133.43
  6. Step 6: Final answer
    x = 75,844.39

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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.