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Finding the Fourth Proportional to 49,803.04, 68,738.39 and 29,671.71

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Solution

The fourth proportional to 49,803.04, 68,738.39 and 29,671.71 is: 40,953.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,803.04 : 68,738.39 = 29,671.71 : x
  2. Step 2: Convert to fraction form
    49,803.04/68,738.39 = 29,671.71/x
  3. Step 3: Cross multiply
    49,803.04x = 68,738.39 × 29,671.71
  4. Step 4: Simplify right side
    49,803.04x = 2,039,585,573.95
  5. Step 5: Solve for x
    x = 2,039,585,573.95/49,803.04
  6. Step 6: Final answer
    x = 40,953.03

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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.