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Finding the Fourth Proportional to 104,512.64, 156,810.51 and 33,446.25

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Solution

The fourth proportional to 104,512.64, 156,810.51 and 33,446.25 is: 50,182.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,512.64 : 156,810.51 = 33,446.25 : x
  2. Step 2: Convert to fraction form
    104,512.64/156,810.51 = 33,446.25/x
  3. Step 3: Cross multiply
    104,512.64x = 156,810.51 × 33,446.25
  4. Step 4: Simplify right side
    104,512.64x = 5,244,723,520.09
  5. Step 5: Solve for x
    x = 5,244,723,520.09/104,512.64
  6. Step 6: Final answer
    x = 50,182.67

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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.