Home / 213,202.62-294,184.17-122,553.90

Finding the Fourth Proportional to 213,202.62, 294,184.17 and 122,553.90

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Solution

The fourth proportional to 213,202.62, 294,184.17 and 122,553.90 is: 169,104.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,202.62 : 294,184.17 = 122,553.90 : x
  2. Step 2: Convert to fraction form
    213,202.62/294,184.17 = 122,553.90/x
  3. Step 3: Cross multiply
    213,202.62x = 294,184.17 × 122,553.90
  4. Step 4: Simplify right side
    213,202.62x = 36,053,417,351.76
  5. Step 5: Solve for x
    x = 36,053,417,351.76/213,202.62
  6. Step 6: Final answer
    x = 169,104.01

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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.