Home / 272,134.33-408,202.79-82,596.34

Finding the Fourth Proportional to 272,134.33, 408,202.79 and 82,596.34

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Solution

The fourth proportional to 272,134.33, 408,202.79 and 82,596.34 is: 123,894.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,134.33 : 408,202.79 = 82,596.34 : x
  2. Step 2: Convert to fraction form
    272,134.33/408,202.79 = 82,596.34/x
  3. Step 3: Cross multiply
    272,134.33x = 408,202.79 × 82,596.34
  4. Step 4: Simplify right side
    272,134.33x = 33,716,054,390.77
  5. Step 5: Solve for x
    x = 33,716,054,390.77/272,134.33
  6. Step 6: Final answer
    x = 123,894.90

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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.