Home / 45,480.21-68,118.83-34,872.15

Finding the Fourth Proportional to 45,480.21, 68,118.83 and 34,872.15

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Solution

The fourth proportional to 45,480.21, 68,118.83 and 34,872.15 is: 52,230.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,480.21 : 68,118.83 = 34,872.15 : x
  2. Step 2: Convert to fraction form
    45,480.21/68,118.83 = 34,872.15/x
  3. Step 3: Cross multiply
    45,480.21x = 68,118.83 × 34,872.15
  4. Step 4: Simplify right side
    45,480.21x = 2,375,449,883.22
  5. Step 5: Solve for x
    x = 2,375,449,883.22/45,480.21
  6. Step 6: Final answer
    x = 52,230.41

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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.