Home / 259,904.46-358,629.97-145,168.96

Finding the Fourth Proportional to 259,904.46, 358,629.97 and 145,168.96

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Solution

The fourth proportional to 259,904.46, 358,629.97 and 145,168.96 is: 200,311.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,904.46 : 358,629.97 = 145,168.96 : x
  2. Step 2: Convert to fraction form
    259,904.46/358,629.97 = 145,168.96/x
  3. Step 3: Cross multiply
    259,904.46x = 358,629.97 × 145,168.96
  4. Step 4: Simplify right side
    259,904.46x = 52,061,939,769.73
  5. Step 5: Solve for x
    x = 52,061,939,769.73/259,904.46
  6. Step 6: Final answer
    x = 200,311.84

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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.