Home / 272,133.82-408,202.04-82,595.84

Finding the Fourth Proportional to 272,133.82, 408,202.04 and 82,595.84

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Solution

The fourth proportional to 272,133.82, 408,202.04 and 82,595.84 is: 123,894.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,133.82 : 408,202.04 = 82,595.84 : x
  2. Step 2: Convert to fraction form
    272,133.82/408,202.04 = 82,595.84/x
  3. Step 3: Cross multiply
    272,133.82x = 408,202.04 × 82,595.84
  4. Step 4: Simplify right side
    272,133.82x = 33,715,788,142.47
  5. Step 5: Solve for x
    x = 33,715,788,142.47/272,133.82
  6. Step 6: Final answer
    x = 123,894.15

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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.