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Finding the Fourth Proportional to 104,469.52, 156,671 and 34,332.64

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Solution

The fourth proportional to 104,469.52, 156,671 and 34,332.64 is: 51,488.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,469.52 : 156,671 = 34,332.64 : x
  2. Step 2: Convert to fraction form
    104,469.52/156,671 = 34,332.64/x
  3. Step 3: Cross multiply
    104,469.52x = 156,671 × 34,332.64
  4. Step 4: Simplify right side
    104,469.52x = 5,378,929,041.44
  5. Step 5: Solve for x
    x = 5,378,929,041.44/104,469.52
  6. Step 6: Final answer
    x = 51,488.02

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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.