Home / 271,838.51-375,141.78-149,336.04

Finding the Fourth Proportional to 271,838.51, 375,141.78 and 149,336.04

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Solution

The fourth proportional to 271,838.51, 375,141.78 and 149,336.04 is: 206,086.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,838.51 : 375,141.78 = 149,336.04 : x
  2. Step 2: Convert to fraction form
    271,838.51/375,141.78 = 149,336.04/x
  3. Step 3: Cross multiply
    271,838.51x = 375,141.78 × 149,336.04
  4. Step 4: Simplify right side
    271,838.51x = 56,022,187,863.75
  5. Step 5: Solve for x
    x = 56,022,187,863.75/271,838.51
  6. Step 6: Final answer
    x = 206,086.28

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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.