Home / 54,936.72-75,800.07-31,058.19

Finding the Fourth Proportional to 54,936.72, 75,800.07 and 31,058.19

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Solution

The fourth proportional to 54,936.72, 75,800.07 and 31,058.19 is: 42,853.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,936.72 : 75,800.07 = 31,058.19 : x
  2. Step 2: Convert to fraction form
    54,936.72/75,800.07 = 31,058.19/x
  3. Step 3: Cross multiply
    54,936.72x = 75,800.07 × 31,058.19
  4. Step 4: Simplify right side
    54,936.72x = 2,354,212,976.07
  5. Step 5: Solve for x
    x = 2,354,212,976.07/54,936.72
  6. Step 6: Final answer
    x = 42,853.18

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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.