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Finding the Fourth Proportional to 226,904, 340,511.52 and 79,160

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Solution

The fourth proportional to 226,904, 340,511.52 and 79,160 is: 118,794.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,904 : 340,511.52 = 79,160 : x
  2. Step 2: Convert to fraction form
    226,904/340,511.52 = 79,160/x
  3. Step 3: Cross multiply
    226,904x = 340,511.52 × 79,160
  4. Step 4: Simplify right side
    226,904x = 26,954,891,923.20
  5. Step 5: Solve for x
    x = 26,954,891,923.20/226,904
  6. Step 6: Final answer
    x = 118,794.26

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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.