Home / 150,134.66-207,184.07-82,150.86

Finding the Fourth Proportional to 150,134.66, 207,184.07 and 82,150.86

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Solution

The fourth proportional to 150,134.66, 207,184.07 and 82,150.86 is: 113,367.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,134.66 : 207,184.07 = 82,150.86 : x
  2. Step 2: Convert to fraction form
    150,134.66/207,184.07 = 82,150.86/x
  3. Step 3: Cross multiply
    150,134.66x = 207,184.07 × 82,150.86
  4. Step 4: Simplify right side
    150,134.66x = 17,020,349,734.18
  5. Step 5: Solve for x
    x = 17,020,349,734.18/150,134.66
  6. Step 6: Final answer
    x = 113,367.22

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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.