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Finding the Fourth Proportional to 271,874.53, 375,176.37 and 151,023.54

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Solution

The fourth proportional to 271,874.53, 375,176.37 and 151,023.54 is: 208,406.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,874.53 : 375,176.37 = 151,023.54 : x
  2. Step 2: Convert to fraction form
    271,874.53/375,176.37 = 151,023.54/x
  3. Step 3: Cross multiply
    271,874.53x = 375,176.37 × 151,023.54
  4. Step 4: Simplify right side
    271,874.53x = 56,660,463,521.75
  5. Step 5: Solve for x
    x = 56,660,463,521.75/271,874.53
  6. Step 6: Final answer
    x = 208,406.66

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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.