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Finding the Fourth Proportional to 271,465.90, 374,625.20 and 150,615.11

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Solution

The fourth proportional to 271,465.90, 374,625.20 and 150,615.11 is: 207,850.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,465.90 : 374,625.20 = 150,615.11 : x
  2. Step 2: Convert to fraction form
    271,465.90/374,625.20 = 150,615.11/x
  3. Step 3: Cross multiply
    271,465.90x = 374,625.20 × 150,615.11
  4. Step 4: Simplify right side
    271,465.90x = 56,424,215,706.77
  5. Step 5: Solve for x
    x = 56,424,215,706.77/271,465.90
  6. Step 6: Final answer
    x = 207,850.10

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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.