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Finding the Fourth Proportional to 271,435.91, 374,626.47 and 150,616.11

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Solution

The fourth proportional to 271,435.91, 374,626.47 and 150,616.11 is: 207,875.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,435.91 : 374,626.47 = 150,616.11 : x
  2. Step 2: Convert to fraction form
    271,435.91/374,626.47 = 150,616.11/x
  3. Step 3: Cross multiply
    271,435.91x = 374,626.47 × 150,616.11
  4. Step 4: Simplify right side
    271,435.91x = 56,424,780,629.60
  5. Step 5: Solve for x
    x = 56,424,780,629.60/271,435.91
  6. Step 6: Final answer
    x = 207,875.15

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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.