Home / 54,954.75-75,848.91-31,082.43

Finding the Fourth Proportional to 54,954.75, 75,848.91 and 31,082.43

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Solution

The fourth proportional to 54,954.75, 75,848.91 and 31,082.43 is: 42,900.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,954.75 : 75,848.91 = 31,082.43 : x
  2. Step 2: Convert to fraction form
    54,954.75/75,848.91 = 31,082.43/x
  3. Step 3: Cross multiply
    54,954.75x = 75,848.91 × 31,082.43
  4. Step 4: Simplify right side
    54,954.75x = 2,357,568,435.65
  5. Step 5: Solve for x
    x = 2,357,568,435.65/54,954.75
  6. Step 6: Final answer
    x = 42,900.18

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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.