Home / 150,077.84-225,128.60-50,238.40

Finding the Fourth Proportional to 150,077.84, 225,128.60 and 50,238.40

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Solution

The fourth proportional to 150,077.84, 225,128.60 and 50,238.40 is: 75,361.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,077.84 : 225,128.60 = 50,238.40 : x
  2. Step 2: Convert to fraction form
    150,077.84/225,128.60 = 50,238.40/x
  3. Step 3: Cross multiply
    150,077.84x = 225,128.60 × 50,238.40
  4. Step 4: Simplify right side
    150,077.84x = 11,310,100,658.24
  5. Step 5: Solve for x
    x = 11,310,100,658.24/150,077.84
  6. Step 6: Final answer
    x = 75,361.56

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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.