Home / 271,387.56-374,505.98-163,938.89

Finding the Fourth Proportional to 271,387.56, 374,505.98 and 163,938.89

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Solution

The fourth proportional to 271,387.56, 374,505.98 and 163,938.89 is: 226,230.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,387.56 : 374,505.98 = 163,938.89 : x
  2. Step 2: Convert to fraction form
    271,387.56/374,505.98 = 163,938.89/x
  3. Step 3: Cross multiply
    271,387.56x = 374,505.98 × 163,938.89
  4. Step 4: Simplify right side
    271,387.56x = 61,396,093,591.69
  5. Step 5: Solve for x
    x = 61,396,093,591.69/271,387.56
  6. Step 6: Final answer
    x = 226,230.31

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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.