Home / 99,788.14-149,682.21-36,584.38

Finding the Fourth Proportional to 99,788.14, 149,682.21 and 36,584.38

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Solution

The fourth proportional to 99,788.14, 149,682.21 and 36,584.38 is: 54,876.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,788.14 : 149,682.21 = 36,584.38 : x
  2. Step 2: Convert to fraction form
    99,788.14/149,682.21 = 36,584.38/x
  3. Step 3: Cross multiply
    99,788.14x = 149,682.21 × 36,584.38
  4. Step 4: Simplify right side
    99,788.14x = 5,476,030,849.88
  5. Step 5: Solve for x
    x = 5,476,030,849.88/99,788.14
  6. Step 6: Final answer
    x = 54,876.57

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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.