Home / 226,421.27-339,611.08-76,644.44

Finding the Fourth Proportional to 226,421.27, 339,611.08 and 76,644.44

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Solution

The fourth proportional to 226,421.27, 339,611.08 and 76,644.44 is: 114,959.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,421.27 : 339,611.08 = 76,644.44 : x
  2. Step 2: Convert to fraction form
    226,421.27/339,611.08 = 76,644.44/x
  3. Step 3: Cross multiply
    226,421.27x = 339,611.08 × 76,644.44
  4. Step 4: Simplify right side
    226,421.27x = 26,029,300,661.17
  5. Step 5: Solve for x
    x = 26,029,300,661.17/226,421.27
  6. Step 6: Final answer
    x = 114,959.61

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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.