Home / 75,839.00-113,669.92-57,058.70

Finding the Fourth Proportional to 75,839.00, 113,669.92 and 57,058.70

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Solution

The fourth proportional to 75,839.00, 113,669.92 and 57,058.70 is: 85,521.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,839.00 : 113,669.92 = 57,058.70 : x
  2. Step 2: Convert to fraction form
    75,839.00/113,669.92 = 57,058.70/x
  3. Step 3: Cross multiply
    75,839.00x = 113,669.92 × 57,058.70
  4. Step 4: Simplify right side
    75,839.00x = 6,485,857,153.31
  5. Step 5: Solve for x
    x = 6,485,857,153.31/75,839.00
  6. Step 6: Final answer
    x = 85,521.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.