Home / 77,704.21-116,562.70-32,738.58

Finding the Fourth Proportional to 77,704.21, 116,562.70 and 32,738.58

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Solution

The fourth proportional to 77,704.21, 116,562.70 and 32,738.58 is: 49,110.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,704.21 : 116,562.70 = 32,738.58 : x
  2. Step 2: Convert to fraction form
    77,704.21/116,562.70 = 32,738.58/x
  3. Step 3: Cross multiply
    77,704.21x = 116,562.70 × 32,738.58
  4. Step 4: Simplify right side
    77,704.21x = 3,816,097,135.73
  5. Step 5: Solve for x
    x = 3,816,097,135.73/77,704.21
  6. Step 6: Final answer
    x = 49,110.56

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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.