Home / 150,327.52-225,177.54-90,165.21

Finding the Fourth Proportional to 150,327.52, 225,177.54 and 90,165.21

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Solution

The fourth proportional to 150,327.52, 225,177.54 and 90,165.21 is: 135,059.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,327.52 : 225,177.54 = 90,165.21 : x
  2. Step 2: Convert to fraction form
    150,327.52/225,177.54 = 90,165.21/x
  3. Step 3: Cross multiply
    150,327.52x = 225,177.54 × 90,165.21
  4. Step 4: Simplify right side
    150,327.52x = 20,303,180,181.38
  5. Step 5: Solve for x
    x = 20,303,180,181.38/150,327.52
  6. Step 6: Final answer
    x = 135,059.64

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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.