Home / 271,143.39-374,187.48-163,692.43

Finding the Fourth Proportional to 271,143.39, 374,187.48 and 163,692.43

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Solution

The fourth proportional to 271,143.39, 374,187.48 and 163,692.43 is: 225,901.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,143.39 : 374,187.48 = 163,692.43 : x
  2. Step 2: Convert to fraction form
    271,143.39/374,187.48 = 163,692.43/x
  3. Step 3: Cross multiply
    271,143.39x = 374,187.48 × 163,692.43
  4. Step 4: Simplify right side
    271,143.39x = 61,251,657,876.78
  5. Step 5: Solve for x
    x = 61,251,657,876.78/271,143.39
  6. Step 6: Final answer
    x = 225,901.35

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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.