Home / 272,964.15-376,692.03-158,310.75

Finding the Fourth Proportional to 272,964.15, 376,692.03 and 158,310.75

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Solution

The fourth proportional to 272,964.15, 376,692.03 and 158,310.75 is: 218,469.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,964.15 : 376,692.03 = 158,310.75 : x
  2. Step 2: Convert to fraction form
    272,964.15/376,692.03 = 158,310.75/x
  3. Step 3: Cross multiply
    272,964.15x = 376,692.03 × 158,310.75
  4. Step 4: Simplify right side
    272,964.15x = 59,634,397,788.32
  5. Step 5: Solve for x
    x = 59,634,397,788.32/272,964.15
  6. Step 6: Final answer
    x = 218,469.71

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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.