Home / 226,036.86-339,129.27-92,979.78

Finding the Fourth Proportional to 226,036.86, 339,129.27 and 92,979.78

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Solution

The fourth proportional to 226,036.86, 339,129.27 and 92,979.78 is: 139,500.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,036.86 : 339,129.27 = 92,979.78 : x
  2. Step 2: Convert to fraction form
    226,036.86/339,129.27 = 92,979.78/x
  3. Step 3: Cross multiply
    226,036.86x = 339,129.27 × 92,979.78
  4. Step 4: Simplify right side
    226,036.86x = 31,532,164,916.16
  5. Step 5: Solve for x
    x = 31,532,164,916.16/226,036.86
  6. Step 6: Final answer
    x = 139,500.10

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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.