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Finding the Fourth Proportional to 271,904.74, 375,239.21 and 186,043.82

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Solution

The fourth proportional to 271,904.74, 375,239.21 and 186,043.82 is: 256,747.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,904.74 : 375,239.21 = 186,043.82 : x
  2. Step 2: Convert to fraction form
    271,904.74/375,239.21 = 186,043.82/x
  3. Step 3: Cross multiply
    271,904.74x = 375,239.21 × 186,043.82
  4. Step 4: Simplify right side
    271,904.74x = 69,810,933,235.77
  5. Step 5: Solve for x
    x = 69,810,933,235.77/271,904.74
  6. Step 6: Final answer
    x = 256,747.76

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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.