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Finding the Fourth Proportional to 226,767.50, 340,154.52 and 79,023.50

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Solution

The fourth proportional to 226,767.50, 340,154.52 and 79,023.50 is: 118,536.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,767.50 : 340,154.52 = 79,023.50 : x
  2. Step 2: Convert to fraction form
    226,767.50/340,154.52 = 79,023.50/x
  3. Step 3: Cross multiply
    226,767.50x = 340,154.52 × 79,023.50
  4. Step 4: Simplify right side
    226,767.50x = 26,880,200,711.22
  5. Step 5: Solve for x
    x = 26,880,200,711.22/226,767.50
  6. Step 6: Final answer
    x = 118,536.39

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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.