Home / 226,146.58-339,258.98-76,387.96

Finding the Fourth Proportional to 226,146.58, 339,258.98 and 76,387.96

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Solution

The fourth proportional to 226,146.58, 339,258.98 and 76,387.96 is: 114,595.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,146.58 : 339,258.98 = 76,387.96 : x
  2. Step 2: Convert to fraction form
    226,146.58/339,258.98 = 76,387.96/x
  3. Step 3: Cross multiply
    226,146.58x = 339,258.98 × 76,387.96
  4. Step 4: Simplify right side
    226,146.58x = 25,915,302,008.92
  5. Step 5: Solve for x
    x = 25,915,302,008.92/226,146.58
  6. Step 6: Final answer
    x = 114,595.15

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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.