Home / 226,398.42-339,359.40-76,496.58

Finding the Fourth Proportional to 226,398.42, 339,359.40 and 76,496.58

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Solution

The fourth proportional to 226,398.42, 339,359.40 and 76,496.58 is: 114,664.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,398.42 : 339,359.40 = 76,496.58 : x
  2. Step 2: Convert to fraction form
    226,398.42/339,359.40 = 76,496.58/x
  3. Step 3: Cross multiply
    226,398.42x = 339,359.40 × 76,496.58
  4. Step 4: Simplify right side
    226,398.42x = 25,959,833,490.85
  5. Step 5: Solve for x
    x = 25,959,833,490.85/226,398.42
  6. Step 6: Final answer
    x = 114,664.38

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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.