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Finding the Fourth Proportional to 150,137.01, 225,172.71 and 50,311.40

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Solution

The fourth proportional to 150,137.01, 225,172.71 and 50,311.40 is: 75,456.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,137.01 : 225,172.71 = 50,311.40 : x
  2. Step 2: Convert to fraction form
    150,137.01/225,172.71 = 50,311.40/x
  3. Step 3: Cross multiply
    150,137.01x = 225,172.71 × 50,311.40
  4. Step 4: Simplify right side
    150,137.01x = 11,328,753,156.03
  5. Step 5: Solve for x
    x = 11,328,753,156.03/150,137.01
  6. Step 6: Final answer
    x = 75,456.10

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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.