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Finding the Fourth Proportional to 271,642.86, 374,849.37 and 150,778.26

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Solution

The fourth proportional to 271,642.86, 374,849.37 and 150,778.26 is: 208,064.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,642.86 : 374,849.37 = 150,778.26 : x
  2. Step 2: Convert to fraction form
    271,642.86/374,849.37 = 150,778.26/x
  3. Step 3: Cross multiply
    271,642.86x = 374,849.37 × 150,778.26
  4. Step 4: Simplify right side
    271,642.86x = 56,519,135,770.70
  5. Step 5: Solve for x
    x = 56,519,135,770.70/271,642.86
  6. Step 6: Final answer
    x = 208,064.13

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1.5x scale

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.