Home / 150,325.52-225,174.54-90,163.21

Finding the Fourth Proportional to 150,325.52, 225,174.54 and 90,163.21

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Solution

The fourth proportional to 150,325.52, 225,174.54 and 90,163.21 is: 135,056.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,325.52 : 225,174.54 = 90,163.21 : x
  2. Step 2: Convert to fraction form
    150,325.52/225,174.54 = 90,163.21/x
  3. Step 3: Cross multiply
    150,325.52x = 225,174.54 × 90,163.21
  4. Step 4: Simplify right side
    150,325.52x = 20,302,458,210.80
  5. Step 5: Solve for x
    x = 20,302,458,210.80/150,325.52
  6. Step 6: Final answer
    x = 135,056.63

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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.