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Finding the Fourth Proportional to 49,884, 74,825.90 and 29,092.92

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Solution

The fourth proportional to 49,884, 74,825.90 and 29,092.92 is: 43,639.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,884 : 74,825.90 = 29,092.92 : x
  2. Step 2: Convert to fraction form
    49,884/74,825.90 = 29,092.92/x
  3. Step 3: Cross multiply
    49,884x = 74,825.90 × 29,092.92
  4. Step 4: Simplify right side
    49,884x = 2,176,903,922.63
  5. Step 5: Solve for x
    x = 2,176,903,922.63/49,884
  6. Step 6: Final answer
    x = 43,639.32

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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.