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Finding the Fourth Proportional to 271,463.77, 374,664.96 and 150,643.86

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Solution

The fourth proportional to 271,463.77, 374,664.96 and 150,643.86 is: 207,913.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,463.77 : 374,664.96 = 150,643.86 : x
  2. Step 2: Convert to fraction form
    271,463.77/374,664.96 = 150,643.86/x
  3. Step 3: Cross multiply
    271,463.77x = 374,664.96 × 150,643.86
  4. Step 4: Simplify right side
    271,463.77x = 56,440,975,781.15
  5. Step 5: Solve for x
    x = 56,440,975,781.15/271,463.77
  6. Step 6: Final answer
    x = 207,913.48

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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.