Home / 154,643.75-231,847.29-107,122.26

Finding the Fourth Proportional to 154,643.75, 231,847.29 and 107,122.26

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Solution

The fourth proportional to 154,643.75, 231,847.29 and 107,122.26 is: 160,601.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,643.75 : 231,847.29 = 107,122.26 : x
  2. Step 2: Convert to fraction form
    154,643.75/231,847.29 = 107,122.26/x
  3. Step 3: Cross multiply
    154,643.75x = 231,847.29 × 107,122.26
  4. Step 4: Simplify right side
    154,643.75x = 24,836,005,679.68
  5. Step 5: Solve for x
    x = 24,836,005,679.68/154,643.75
  6. Step 6: Final answer
    x = 160,601.42

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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.