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Finding the Fourth Proportional to 271,613.64, 374,824 and 150,755.98

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Solution

The fourth proportional to 271,613.64, 374,824 and 150,755.98 is: 208,041.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,613.64 : 374,824 = 150,755.98 : x
  2. Step 2: Convert to fraction form
    271,613.64/374,824 = 150,755.98/x
  3. Step 3: Cross multiply
    271,613.64x = 374,824 × 150,755.98
  4. Step 4: Simplify right side
    271,613.64x = 56,506,959,447.52
  5. Step 5: Solve for x
    x = 56,506,959,447.52/271,613.64
  6. Step 6: Final answer
    x = 208,041.69

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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.