Home / 250,514.44-345,709.20-137,337.28

Finding the Fourth Proportional to 250,514.44, 345,709.20 and 137,337.28

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Solution

The fourth proportional to 250,514.44, 345,709.20 and 137,337.28 is: 189,525.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,514.44 : 345,709.20 = 137,337.28 : x
  2. Step 2: Convert to fraction form
    250,514.44/345,709.20 = 137,337.28/x
  3. Step 3: Cross multiply
    250,514.44x = 345,709.20 × 137,337.28
  4. Step 4: Simplify right side
    250,514.44x = 47,478,761,198.98
  5. Step 5: Solve for x
    x = 47,478,761,198.98/250,514.44
  6. Step 6: Final answer
    x = 189,525.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.