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Finding the Fourth Proportional to 70,797.22, 106,261.44 and 35,761.48

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Solution

The fourth proportional to 70,797.22, 106,261.44 and 35,761.48 is: 53,675.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,797.22 : 106,261.44 = 35,761.48 : x
  2. Step 2: Convert to fraction form
    70,797.22/106,261.44 = 35,761.48/x
  3. Step 3: Cross multiply
    70,797.22x = 106,261.44 × 35,761.48
  4. Step 4: Simplify right side
    70,797.22x = 3,800,066,361.33
  5. Step 5: Solve for x
    x = 3,800,066,361.33/70,797.22
  6. Step 6: Final answer
    x = 53,675.36

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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.