Home / 194,364.69-268,217.24-109,479.93

Finding the Fourth Proportional to 194,364.69, 268,217.24 and 109,479.93

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Solution

The fourth proportional to 194,364.69, 268,217.24 and 109,479.93 is: 151,078.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,364.69 : 268,217.24 = 109,479.93 : x
  2. Step 2: Convert to fraction form
    194,364.69/268,217.24 = 109,479.93/x
  3. Step 3: Cross multiply
    194,364.69x = 268,217.24 × 109,479.93
  4. Step 4: Simplify right side
    194,364.69x = 29,364,403,722.60
  5. Step 5: Solve for x
    x = 29,364,403,722.60/194,364.69
  6. Step 6: Final answer
    x = 151,078.90

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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.