Home / 150,256.20-225,509.44-79,204.36

Finding the Fourth Proportional to 150,256.20, 225,509.44 and 79,204.36

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Solution

The fourth proportional to 150,256.20, 225,509.44 and 79,204.36 is: 118,872.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,256.20 : 225,509.44 = 79,204.36 : x
  2. Step 2: Convert to fraction form
    150,256.20/225,509.44 = 79,204.36/x
  3. Step 3: Cross multiply
    150,256.20x = 225,509.44 × 79,204.36
  4. Step 4: Simplify right side
    150,256.20x = 17,861,330,869.16
  5. Step 5: Solve for x
    x = 17,861,330,869.16/150,256.20
  6. Step 6: Final answer
    x = 118,872.50

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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.