Home / 70,759.38-106,146.50-35,229.51

Finding the Fourth Proportional to 70,759.38, 106,146.50 and 35,229.51

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Solution

The fourth proportional to 70,759.38, 106,146.50 and 35,229.51 is: 52,847.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,759.38 : 106,146.50 = 35,229.51 : x
  2. Step 2: Convert to fraction form
    70,759.38/106,146.50 = 35,229.51/x
  3. Step 3: Cross multiply
    70,759.38x = 106,146.50 × 35,229.51
  4. Step 4: Simplify right side
    70,759.38x = 3,739,489,007.07
  5. Step 5: Solve for x
    x = 3,739,489,007.07/70,759.38
  6. Step 6: Final answer
    x = 52,847.96

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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.