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Finding the Fourth Proportional to 110,234.43, 151,898.36 and 104,279.67

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Solution

The fourth proportional to 110,234.43, 151,898.36 and 104,279.67 is: 143,692.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,234.43 : 151,898.36 = 104,279.67 : x
  2. Step 2: Convert to fraction form
    110,234.43/151,898.36 = 104,279.67/x
  3. Step 3: Cross multiply
    110,234.43x = 151,898.36 × 104,279.67
  4. Step 4: Simplify right side
    110,234.43x = 15,839,910,332.94
  5. Step 5: Solve for x
    x = 15,839,910,332.94/110,234.43
  6. Step 6: Final answer
    x = 143,692.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.