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Finding the Fourth Proportional to 295,183.43, 407,373.74 and 166,134.27

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Solution

The fourth proportional to 295,183.43, 407,373.74 and 166,134.27 is: 229,276.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,183.43 : 407,373.74 = 166,134.27 : x
  2. Step 2: Convert to fraction form
    295,183.43/407,373.74 = 166,134.27/x
  3. Step 3: Cross multiply
    295,183.43x = 407,373.74 × 166,134.27
  4. Step 4: Simplify right side
    295,183.43x = 67,678,738,912.07
  5. Step 5: Solve for x
    x = 67,678,738,912.07/295,183.43
  6. Step 6: Final answer
    x = 229,276.89

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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.