Home / 91,994.44-138,045.18-38,682.56

Finding the Fourth Proportional to 91,994.44, 138,045.18 and 38,682.56

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Solution

The fourth proportional to 91,994.44, 138,045.18 and 38,682.56 is: 58,046.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,994.44 : 138,045.18 = 38,682.56 : x
  2. Step 2: Convert to fraction form
    91,994.44/138,045.18 = 38,682.56/x
  3. Step 3: Cross multiply
    91,994.44x = 138,045.18 × 38,682.56
  4. Step 4: Simplify right side
    91,994.44x = 5,339,940,958.06
  5. Step 5: Solve for x
    x = 5,339,940,958.06/91,994.44
  6. Step 6: Final answer
    x = 58,046.34

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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.