Home / 122,900.46-169,596.18-69,183.69

Finding the Fourth Proportional to 122,900.46, 169,596.18 and 69,183.69

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Solution

The fourth proportional to 122,900.46, 169,596.18 and 69,183.69 is: 95,469.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,900.46 : 169,596.18 = 69,183.69 : x
  2. Step 2: Convert to fraction form
    122,900.46/169,596.18 = 69,183.69/x
  3. Step 3: Cross multiply
    122,900.46x = 169,596.18 × 69,183.69
  4. Step 4: Simplify right side
    122,900.46x = 11,733,289,542.30
  5. Step 5: Solve for x
    x = 11,733,289,542.30/122,900.46
  6. Step 6: Final answer
    x = 95,469.86

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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.