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Finding the Fourth Proportional to 271,393.92, 374,568.45 and 150,574.08

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Solution

The fourth proportional to 271,393.92, 374,568.45 and 150,574.08 is: 207,817.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,393.92 : 374,568.45 = 150,574.08 : x
  2. Step 2: Convert to fraction form
    271,393.92/374,568.45 = 150,574.08/x
  3. Step 3: Cross multiply
    271,393.92x = 374,568.45 × 150,574.08
  4. Step 4: Simplify right side
    271,393.92x = 56,400,299,755.78
  5. Step 5: Solve for x
    x = 56,400,299,755.78/271,393.92
  6. Step 6: Final answer
    x = 207,817.11

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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.