Home / 254,040.75-381,061.31-64,515.33

Finding the Fourth Proportional to 254,040.75, 381,061.31 and 64,515.33

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Solution

The fourth proportional to 254,040.75, 381,061.31 and 64,515.33 is: 96,773.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,040.75 : 381,061.31 = 64,515.33 : x
  2. Step 2: Convert to fraction form
    254,040.75/381,061.31 = 64,515.33/x
  3. Step 3: Cross multiply
    254,040.75x = 381,061.31 × 64,515.33
  4. Step 4: Simplify right side
    254,040.75x = 24,584,295,842.31
  5. Step 5: Solve for x
    x = 24,584,295,842.31/254,040.75
  6. Step 6: Final answer
    x = 96,773.04

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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.