Home / 226,972.16-339,628.80-133,521.92

Finding the Fourth Proportional to 226,972.16, 339,628.80 and 133,521.92

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Solution

The fourth proportional to 226,972.16, 339,628.80 and 133,521.92 is: 199,794.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,972.16 : 339,628.80 = 133,521.92 : x
  2. Step 2: Convert to fraction form
    226,972.16/339,628.80 = 133,521.92/x
  3. Step 3: Cross multiply
    226,972.16x = 339,628.80 × 133,521.92
  4. Step 4: Simplify right side
    226,972.16x = 45,347,889,463.30
  5. Step 5: Solve for x
    x = 45,347,889,463.30/226,972.16
  6. Step 6: Final answer
    x = 199,794.94

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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.