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Finding the Fourth Proportional to 271,496.88, 374,885.82 and 169,641

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Solution

The fourth proportional to 271,496.88, 374,885.82 and 169,641 is: 234,242.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,496.88 : 374,885.82 = 169,641 : x
  2. Step 2: Convert to fraction form
    271,496.88/374,885.82 = 169,641/x
  3. Step 3: Cross multiply
    271,496.88x = 374,885.82 × 169,641
  4. Step 4: Simplify right side
    271,496.88x = 63,596,005,390.62
  5. Step 5: Solve for x
    x = 63,596,005,390.62/271,496.88
  6. Step 6: Final answer
    x = 234,242.12

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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.