Home / 50,115.90-75,171.19-16,836.22

Finding the Fourth Proportional to 50,115.90, 75,171.19 and 16,836.22

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Solution

The fourth proportional to 50,115.90, 75,171.19 and 16,836.22 is: 25,253.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,115.90 : 75,171.19 = 16,836.22 : x
  2. Step 2: Convert to fraction form
    50,115.90/75,171.19 = 16,836.22/x
  3. Step 3: Cross multiply
    50,115.90x = 75,171.19 × 16,836.22
  4. Step 4: Simplify right side
    50,115.90x = 1,265,598,692.50
  5. Step 5: Solve for x
    x = 1,265,598,692.50/50,115.90
  6. Step 6: Final answer
    x = 25,253.44

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.