Home / 263,384.05-395,059.85-162,201.38

Finding the Fourth Proportional to 263,384.05, 395,059.85 and 162,201.38

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Solution

The fourth proportional to 263,384.05, 395,059.85 and 162,201.38 is: 243,292.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,384.05 : 395,059.85 = 162,201.38 : x
  2. Step 2: Convert to fraction form
    263,384.05/395,059.85 = 162,201.38/x
  3. Step 3: Cross multiply
    263,384.05x = 395,059.85 × 162,201.38
  4. Step 4: Simplify right side
    263,384.05x = 64,079,252,852.59
  5. Step 5: Solve for x
    x = 64,079,252,852.59/263,384.05
  6. Step 6: Final answer
    x = 243,292.08

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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.