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Finding the Fourth Proportional to 104,227.21, 156,302.50 and 35,819.34

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Solution

The fourth proportional to 104,227.21, 156,302.50 and 35,819.34 is: 53,715.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,227.21 : 156,302.50 = 35,819.34 : x
  2. Step 2: Convert to fraction form
    104,227.21/156,302.50 = 35,819.34/x
  3. Step 3: Cross multiply
    104,227.21x = 156,302.50 × 35,819.34
  4. Step 4: Simplify right side
    104,227.21x = 5,598,652,390.35
  5. Step 5: Solve for x
    x = 5,598,652,390.35/104,227.21
  6. Step 6: Final answer
    x = 53,715.84

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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.