Home / 183,514.62-275,133.38-120,350.65

Finding the Fourth Proportional to 183,514.62, 275,133.38 and 120,350.65

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Solution

The fourth proportional to 183,514.62, 275,133.38 and 120,350.65 is: 180,435.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,514.62 : 275,133.38 = 120,350.65 : x
  2. Step 2: Convert to fraction form
    183,514.62/275,133.38 = 120,350.65/x
  3. Step 3: Cross multiply
    183,514.62x = 275,133.38 × 120,350.65
  4. Step 4: Simplify right side
    183,514.62x = 33,112,481,119.70
  5. Step 5: Solve for x
    x = 33,112,481,119.70/183,514.62
  6. Step 6: Final answer
    x = 180,435.11

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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.