Home / 150,256.45-225,509.82-79,204.60

Finding the Fourth Proportional to 150,256.45, 225,509.82 and 79,204.60

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Solution

The fourth proportional to 150,256.45, 225,509.82 and 79,204.60 is: 118,872.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,256.45 : 225,509.82 = 79,204.60 : x
  2. Step 2: Convert to fraction form
    150,256.45/225,509.82 = 79,204.60/x
  3. Step 3: Cross multiply
    150,256.45x = 225,509.82 × 79,204.60
  4. Step 4: Simplify right side
    150,256.45x = 17,861,415,089.17
  5. Step 5: Solve for x
    x = 17,861,415,089.17/150,256.45
  6. Step 6: Final answer
    x = 118,872.87

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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.