Home / 54,450.78-75,085.11-43,102.14

Finding the Fourth Proportional to 54,450.78, 75,085.11 and 43,102.14

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Solution

The fourth proportional to 54,450.78, 75,085.11 and 43,102.14 is: 59,435.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,450.78 : 75,085.11 = 43,102.14 : x
  2. Step 2: Convert to fraction form
    54,450.78/75,085.11 = 43,102.14/x
  3. Step 3: Cross multiply
    54,450.78x = 75,085.11 × 43,102.14
  4. Step 4: Simplify right side
    54,450.78x = 3,236,328,923.14
  5. Step 5: Solve for x
    x = 3,236,328,923.14/54,450.78
  6. Step 6: Final answer
    x = 59,435.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.