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Finding the Fourth Proportional to 271,727.56, 374,995.76 and 150,868.86

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Solution

The fourth proportional to 271,727.56, 374,995.76 and 150,868.86 is: 208,205.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,727.56 : 374,995.76 = 150,868.86 : x
  2. Step 2: Convert to fraction form
    271,727.56/374,995.76 = 150,868.86/x
  3. Step 3: Cross multiply
    271,727.56x = 374,995.76 × 150,868.86
  4. Step 4: Simplify right side
    271,727.56x = 56,575,182,816.03
  5. Step 5: Solve for x
    x = 56,575,182,816.03/271,727.56
  6. Step 6: Final answer
    x = 208,205.54

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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.