Home / 175,514.20-263,357.70-133,379.80

Finding the Fourth Proportional to 175,514.20, 263,357.70 and 133,379.80

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Solution

The fourth proportional to 175,514.20, 263,357.70 and 133,379.80 is: 200,135.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,514.20 : 263,357.70 = 133,379.80 : x
  2. Step 2: Convert to fraction form
    175,514.20/263,357.70 = 133,379.80/x
  3. Step 3: Cross multiply
    175,514.20x = 263,357.70 × 133,379.80
  4. Step 4: Simplify right side
    175,514.20x = 35,126,597,354.46
  5. Step 5: Solve for x
    x = 35,126,597,354.46/175,514.20
  6. Step 6: Final answer
    x = 200,135.36

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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.