Home / 150,180-225,182.52-65,936.76

Finding the Fourth Proportional to 150,180, 225,182.52 and 65,936.76

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Solution

The fourth proportional to 150,180, 225,182.52 and 65,936.76 is: 98,866.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,180 : 225,182.52 = 65,936.76 : x
  2. Step 2: Convert to fraction form
    150,180/225,182.52 = 65,936.76/x
  3. Step 3: Cross multiply
    150,180x = 225,182.52 × 65,936.76
  4. Step 4: Simplify right side
    150,180x = 14,847,805,777.44
  5. Step 5: Solve for x
    x = 14,847,805,777.44/150,180
  6. Step 6: Final answer
    x = 98,866.73

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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.