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Finding the Fourth Proportional to 75,907.44, 104,801.04 and 49,091.04

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Solution

The fourth proportional to 75,907.44, 104,801.04 and 49,091.04 is: 67,777.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,907.44 : 104,801.04 = 49,091.04 : x
  2. Step 2: Convert to fraction form
    75,907.44/104,801.04 = 49,091.04/x
  3. Step 3: Cross multiply
    75,907.44x = 104,801.04 × 49,091.04
  4. Step 4: Simplify right side
    75,907.44x = 5,144,792,046.68
  5. Step 5: Solve for x
    x = 5,144,792,046.68/75,907.44
  6. Step 6: Final answer
    x = 67,777.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.