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Finding the Fourth Proportional to 271,869.90, 375,221.34 and 195,641.34

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Solution

The fourth proportional to 271,869.90, 375,221.34 and 195,641.34 is: 270,014.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,869.90 : 375,221.34 = 195,641.34 : x
  2. Step 2: Convert to fraction form
    271,869.90/375,221.34 = 195,641.34/x
  3. Step 3: Cross multiply
    271,869.90x = 375,221.34 × 195,641.34
  4. Step 4: Simplify right side
    271,869.90x = 73,408,805,754.20
  5. Step 5: Solve for x
    x = 73,408,805,754.20/271,869.90
  6. Step 6: Final answer
    x = 270,014.47

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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.