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Finding the Fourth Proportional to 33,305.40, 49,860.90 and 29,806.20

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Solution

The fourth proportional to 33,305.40, 49,860.90 and 29,806.20 is: 44,622.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,305.40 : 49,860.90 = 29,806.20 : x
  2. Step 2: Convert to fraction form
    33,305.40/49,860.90 = 29,806.20/x
  3. Step 3: Cross multiply
    33,305.40x = 49,860.90 × 29,806.20
  4. Step 4: Simplify right side
    33,305.40x = 1,486,163,957.58
  5. Step 5: Solve for x
    x = 1,486,163,957.58/33,305.40
  6. Step 6: Final answer
    x = 44,622.31

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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.