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Finding the Fourth Proportional to 150,808, 226,211.83 and 38,488.21

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Solution

The fourth proportional to 150,808, 226,211.83 and 38,488.21 is: 57,732.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,808 : 226,211.83 = 38,488.21 : x
  2. Step 2: Convert to fraction form
    150,808/226,211.83 = 38,488.21/x
  3. Step 3: Cross multiply
    150,808x = 226,211.83 × 38,488.21
  4. Step 4: Simplify right side
    150,808x = 8,706,488,417.52
  5. Step 5: Solve for x
    x = 8,706,488,417.52/150,808
  6. Step 6: Final answer
    x = 57,732.27

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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.