Home / 149,025.66-223,238.61-68,950.86

Finding the Fourth Proportional to 149,025.66, 223,238.61 and 68,950.86

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Solution

The fourth proportional to 149,025.66, 223,238.61 and 68,950.86 is: 103,287.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,025.66 : 223,238.61 = 68,950.86 : x
  2. Step 2: Convert to fraction form
    149,025.66/223,238.61 = 68,950.86/x
  3. Step 3: Cross multiply
    149,025.66x = 223,238.61 × 68,950.86
  4. Step 4: Simplify right side
    149,025.66x = 15,392,494,144.70
  5. Step 5: Solve for x
    x = 15,392,494,144.70/149,025.66
  6. Step 6: Final answer
    x = 103,287.54

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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.