Home / 306,079.97-459,121.03-92,849.69

Finding the Fourth Proportional to 306,079.97, 459,121.03 and 92,849.69

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Solution

The fourth proportional to 306,079.97, 459,121.03 and 92,849.69 is: 139,274.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,079.97 : 459,121.03 = 92,849.69 : x
  2. Step 2: Convert to fraction form
    306,079.97/459,121.03 = 92,849.69/x
  3. Step 3: Cross multiply
    306,079.97x = 459,121.03 × 92,849.69
  4. Step 4: Simplify right side
    306,079.97x = 42,629,246,223.66
  5. Step 5: Solve for x
    x = 42,629,246,223.66/306,079.97
  6. Step 6: Final answer
    x = 139,274.87

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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.