Home / 194,571.27-268,366.64-148,734.54

Finding the Fourth Proportional to 194,571.27, 268,366.64 and 148,734.54

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Solution

The fourth proportional to 194,571.27, 268,366.64 and 148,734.54 is: 205,145.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,571.27 : 268,366.64 = 148,734.54 : x
  2. Step 2: Convert to fraction form
    194,571.27/268,366.64 = 148,734.54/x
  3. Step 3: Cross multiply
    194,571.27x = 268,366.64 × 148,734.54
  4. Step 4: Simplify right side
    194,571.27x = 39,915,388,008.07
  5. Step 5: Solve for x
    x = 39,915,388,008.07/194,571.27
  6. Step 6: Final answer
    x = 205,145.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.