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Finding the Fourth Proportional to 104,183.99, 156,285.19 and 29,304.76

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Solution

The fourth proportional to 104,183.99, 156,285.19 and 29,304.76 is: 43,959.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,183.99 : 156,285.19 = 29,304.76 : x
  2. Step 2: Convert to fraction form
    104,183.99/156,285.19 = 29,304.76/x
  3. Step 3: Cross multiply
    104,183.99x = 156,285.19 × 29,304.76
  4. Step 4: Simplify right side
    104,183.99x = 4,579,899,630.42
  5. Step 5: Solve for x
    x = 4,579,899,630.42/104,183.99
  6. Step 6: Final answer
    x = 43,959.72

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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.