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Finding the Fourth Proportional to 104,079.60, 156,007.62 and 44,943.12

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Solution

The fourth proportional to 104,079.60, 156,007.62 and 44,943.12 is: 67,366.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,079.60 : 156,007.62 = 44,943.12 : x
  2. Step 2: Convert to fraction form
    104,079.60/156,007.62 = 44,943.12/x
  3. Step 3: Cross multiply
    104,079.60x = 156,007.62 × 44,943.12
  4. Step 4: Simplify right side
    104,079.60x = 7,011,469,186.57
  5. Step 5: Solve for x
    x = 7,011,469,186.57/104,079.60
  6. Step 6: Final answer
    x = 67,366.41

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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.