Home / 118,949.11-178,450.09-34,711.34

Finding the Fourth Proportional to 118,949.11, 178,450.09 and 34,711.34

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Solution

The fourth proportional to 118,949.11, 178,450.09 and 34,711.34 is: 52,074.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,949.11 : 178,450.09 = 34,711.34 : x
  2. Step 2: Convert to fraction form
    118,949.11/178,450.09 = 34,711.34/x
  3. Step 3: Cross multiply
    118,949.11x = 178,450.09 × 34,711.34
  4. Step 4: Simplify right side
    118,949.11x = 6,194,240,767.99
  5. Step 5: Solve for x
    x = 6,194,240,767.99/118,949.11
  6. Step 6: Final answer
    x = 52,074.71

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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.