Home / 226,817.72-339,837.78-160,138.52

Finding the Fourth Proportional to 226,817.72, 339,837.78 and 160,138.52

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Solution

The fourth proportional to 226,817.72, 339,837.78 and 160,138.52 is: 239,933.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,817.72 : 339,837.78 = 160,138.52 : x
  2. Step 2: Convert to fraction form
    226,817.72/339,837.78 = 160,138.52/x
  3. Step 3: Cross multiply
    226,817.72x = 339,837.78 × 160,138.52
  4. Step 4: Simplify right side
    226,817.72x = 54,421,119,129.29
  5. Step 5: Solve for x
    x = 54,421,119,129.29/226,817.72
  6. Step 6: Final answer
    x = 239,933.28

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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.