Home / 203,092.35-304,576.15-140,315.88

Finding the Fourth Proportional to 203,092.35, 304,576.15 and 140,315.88

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Solution

The fourth proportional to 203,092.35, 304,576.15 and 140,315.88 is: 210,430.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,092.35 : 304,576.15 = 140,315.88 : x
  2. Step 2: Convert to fraction form
    203,092.35/304,576.15 = 140,315.88/x
  3. Step 3: Cross multiply
    203,092.35x = 304,576.15 × 140,315.88
  4. Step 4: Simplify right side
    203,092.35x = 42,736,870,514.26
  5. Step 5: Solve for x
    x = 42,736,870,514.26/203,092.35
  6. Step 6: Final answer
    x = 210,430.73

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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.