Home / 150,847.20-226,335.60-76,975.20

Finding the Fourth Proportional to 150,847.20, 226,335.60 and 76,975.20

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Solution

The fourth proportional to 150,847.20, 226,335.60 and 76,975.20 is: 115,495.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,847.20 : 226,335.60 = 76,975.20 : x
  2. Step 2: Convert to fraction form
    150,847.20/226,335.60 = 76,975.20/x
  3. Step 3: Cross multiply
    150,847.20x = 226,335.60 × 76,975.20
  4. Step 4: Simplify right side
    150,847.20x = 17,422,228,077.12
  5. Step 5: Solve for x
    x = 17,422,228,077.12/150,847.20
  6. Step 6: Final answer
    x = 115,495.87

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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.