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Finding the Fourth Proportional to 71,086.52, 106,629.24 and 29,533.52

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Solution

The fourth proportional to 71,086.52, 106,629.24 and 29,533.52 is: 44,300.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,086.52 : 106,629.24 = 29,533.52 : x
  2. Step 2: Convert to fraction form
    71,086.52/106,629.24 = 29,533.52/x
  3. Step 3: Cross multiply
    71,086.52x = 106,629.24 × 29,533.52
  4. Step 4: Simplify right side
    71,086.52x = 3,149,136,792.12
  5. Step 5: Solve for x
    x = 3,149,136,792.12/71,086.52
  6. Step 6: Final answer
    x = 44,300.06

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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.