Home / 272,596.46-408,896.51-95,102.78

Finding the Fourth Proportional to 272,596.46, 408,896.51 and 95,102.78

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Solution

The fourth proportional to 272,596.46, 408,896.51 and 95,102.78 is: 142,654.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,596.46 : 408,896.51 = 95,102.78 : x
  2. Step 2: Convert to fraction form
    272,596.46/408,896.51 = 95,102.78/x
  3. Step 3: Cross multiply
    272,596.46x = 408,896.51 × 95,102.78
  4. Step 4: Simplify right side
    272,596.46x = 38,887,192,313.30
  5. Step 5: Solve for x
    x = 38,887,192,313.30/272,596.46
  6. Step 6: Final answer
    x = 142,654.80

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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.