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Finding the Fourth Proportional to 271,913.41, 375,251.13 and 186,052.45

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Solution

The fourth proportional to 271,913.41, 375,251.13 and 186,052.45 is: 256,759.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,913.41 : 375,251.13 = 186,052.45 : x
  2. Step 2: Convert to fraction form
    271,913.41/375,251.13 = 186,052.45/x
  3. Step 3: Cross multiply
    271,913.41x = 375,251.13 × 186,052.45
  4. Step 4: Simplify right side
    271,913.41x = 69,816,392,101.77
  5. Step 5: Solve for x
    x = 69,816,392,101.77/271,913.41
  6. Step 6: Final answer
    x = 256,759.65

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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.