Home / 150,191.64-207,255.60-82,195.20

Finding the Fourth Proportional to 150,191.64, 207,255.60 and 82,195.20

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Solution

The fourth proportional to 150,191.64, 207,255.60 and 82,195.20 is: 113,424.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,191.64 : 207,255.60 = 82,195.20 : x
  2. Step 2: Convert to fraction form
    150,191.64/207,255.60 = 82,195.20/x
  3. Step 3: Cross multiply
    150,191.64x = 207,255.60 × 82,195.20
  4. Step 4: Simplify right side
    150,191.64x = 17,035,415,493.12
  5. Step 5: Solve for x
    x = 17,035,415,493.12/150,191.64
  6. Step 6: Final answer
    x = 113,424.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.