Home / 154,027.32-231,040.82-57,982.46

Finding the Fourth Proportional to 154,027.32, 231,040.82 and 57,982.46

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Solution

The fourth proportional to 154,027.32, 231,040.82 and 57,982.46 is: 86,973.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,027.32 : 231,040.82 = 57,982.46 : x
  2. Step 2: Convert to fraction form
    154,027.32/231,040.82 = 57,982.46/x
  3. Step 3: Cross multiply
    154,027.32x = 231,040.82 × 57,982.46
  4. Step 4: Simplify right side
    154,027.32x = 13,396,315,104.02
  5. Step 5: Solve for x
    x = 13,396,315,104.02/154,027.32
  6. Step 6: Final answer
    x = 86,973.63

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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.