Home / 91,974.50-137,837-41,992.64

Finding the Fourth Proportional to 91,974.50, 137,837 and 41,992.64

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Solution

The fourth proportional to 91,974.50, 137,837 and 41,992.64 is: 62,932.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,974.50 : 137,837 = 41,992.64 : x
  2. Step 2: Convert to fraction form
    91,974.50/137,837 = 41,992.64/x
  3. Step 3: Cross multiply
    91,974.50x = 137,837 × 41,992.64
  4. Step 4: Simplify right side
    91,974.50x = 5,788,139,519.68
  5. Step 5: Solve for x
    x = 5,788,139,519.68/91,974.50
  6. Step 6: Final answer
    x = 62,932.00

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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.