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Finding the Fourth Proportional to 69,943.52, 104,827.53 and 29,915.52

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Solution

The fourth proportional to 69,943.52, 104,827.53 and 29,915.52 is: 44,835.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,943.52 : 104,827.53 = 29,915.52 : x
  2. Step 2: Convert to fraction form
    69,943.52/104,827.53 = 29,915.52/x
  3. Step 3: Cross multiply
    69,943.52x = 104,827.53 × 29,915.52
  4. Step 4: Simplify right side
    69,943.52x = 3,135,970,273.89
  5. Step 5: Solve for x
    x = 3,135,970,273.89/69,943.52
  6. Step 6: Final answer
    x = 44,835.75

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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.