Home / 217,844.94-326,767.66-68,086.01

Finding the Fourth Proportional to 217,844.94, 326,767.66 and 68,086.01

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Solution

The fourth proportional to 217,844.94, 326,767.66 and 68,086.01 is: 102,129.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,844.94 : 326,767.66 = 68,086.01 : x
  2. Step 2: Convert to fraction form
    217,844.94/326,767.66 = 68,086.01/x
  3. Step 3: Cross multiply
    217,844.94x = 326,767.66 × 68,086.01
  4. Step 4: Simplify right side
    217,844.94x = 22,248,306,166.44
  5. Step 5: Solve for x
    x = 22,248,306,166.44/217,844.94
  6. Step 6: Final answer
    x = 102,129.09

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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.