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Finding the Fourth Proportional to 361,097.01, 541,313.82 and 124,383.42

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Solution

The fourth proportional to 361,097.01, 541,313.82 and 124,383.42 is: 186,460.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,097.01 : 541,313.82 = 124,383.42 : x
  2. Step 2: Convert to fraction form
    361,097.01/541,313.82 = 124,383.42/x
  3. Step 3: Cross multiply
    361,097.01x = 541,313.82 × 124,383.42
  4. Step 4: Simplify right side
    361,097.01x = 67,330,464,224.86
  5. Step 5: Solve for x
    x = 67,330,464,224.86/361,097.01
  6. Step 6: Final answer
    x = 186,460.87

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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.