Home / 226,151.34-339,266.11-76,392.72

Finding the Fourth Proportional to 226,151.34, 339,266.11 and 76,392.72

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Solution

The fourth proportional to 226,151.34, 339,266.11 and 76,392.72 is: 114,602.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,151.34 : 339,266.11 = 76,392.72 : x
  2. Step 2: Convert to fraction form
    226,151.34/339,266.11 = 76,392.72/x
  3. Step 3: Cross multiply
    226,151.34x = 339,266.11 × 76,392.72
  4. Step 4: Simplify right side
    226,151.34x = 25,917,460,946.72
  5. Step 5: Solve for x
    x = 25,917,460,946.72/226,151.34
  6. Step 6: Final answer
    x = 114,602.29

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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.