Home / 54,936.38-75,811.34-31,062.26

Finding the Fourth Proportional to 54,936.38, 75,811.34 and 31,062.26

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Solution

The fourth proportional to 54,936.38, 75,811.34 and 31,062.26 is: 42,865.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,936.38 : 75,811.34 = 31,062.26 : x
  2. Step 2: Convert to fraction form
    54,936.38/75,811.34 = 31,062.26/x
  3. Step 3: Cross multiply
    54,936.38x = 75,811.34 × 31,062.26
  4. Step 4: Simplify right side
    54,936.38x = 2,354,871,554.03
  5. Step 5: Solve for x
    x = 2,354,871,554.03/54,936.38
  6. Step 6: Final answer
    x = 42,865.43

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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.