Home / 271,394.58-374,515.63-163,945.87

Finding the Fourth Proportional to 271,394.58, 374,515.63 and 163,945.87

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Solution

The fourth proportional to 271,394.58, 374,515.63 and 163,945.87 is: 226,239.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,394.58 : 374,515.63 = 163,945.87 : x
  2. Step 2: Convert to fraction form
    271,394.58/374,515.63 = 163,945.87/x
  3. Step 3: Cross multiply
    271,394.58x = 374,515.63 × 163,945.87
  4. Step 4: Simplify right side
    271,394.58x = 61,400,290,788.95
  5. Step 5: Solve for x
    x = 61,400,290,788.95/271,394.58
  6. Step 6: Final answer
    x = 226,239.93

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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.