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Finding the Fourth Proportional to 271,948.59, 375,299.49 and 149,446.14

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Solution

The fourth proportional to 271,948.59, 375,299.49 and 149,446.14 is: 206,241.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,948.59 : 375,299.49 = 149,446.14 : x
  2. Step 2: Convert to fraction form
    271,948.59/375,299.49 = 149,446.14/x
  3. Step 3: Cross multiply
    271,948.59x = 375,299.49 × 149,446.14
  4. Step 4: Simplify right side
    271,948.59x = 56,087,059,277.52
  5. Step 5: Solve for x
    x = 56,087,059,277.52/271,948.59
  6. Step 6: Final answer
    x = 206,241.40

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1.5x scale

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.