Home / 54,932.88-75,806.58-31,058.76

Finding the Fourth Proportional to 54,932.88, 75,806.58 and 31,058.76

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Solution

The fourth proportional to 54,932.88, 75,806.58 and 31,058.76 is: 42,860.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,932.88 : 75,806.58 = 31,058.76 : x
  2. Step 2: Convert to fraction form
    54,932.88/75,806.58 = 31,058.76/x
  3. Step 3: Cross multiply
    54,932.88x = 75,806.58 × 31,058.76
  4. Step 4: Simplify right side
    54,932.88x = 2,354,458,374.64
  5. Step 5: Solve for x
    x = 2,354,458,374.64/54,932.88
  6. Step 6: Final answer
    x = 42,860.64

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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.