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Finding the Fourth Proportional to 301,093.68, 415,508.61 and 173,769.27

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Solution

The fourth proportional to 301,093.68, 415,508.61 and 173,769.27 is: 239,801.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,093.68 : 415,508.61 = 173,769.27 : x
  2. Step 2: Convert to fraction form
    301,093.68/415,508.61 = 173,769.27/x
  3. Step 3: Cross multiply
    301,093.68x = 415,508.61 × 173,769.27
  4. Step 4: Simplify right side
    301,093.68x = 72,202,627,838.41
  5. Step 5: Solve for x
    x = 72,202,627,838.41/301,093.68
  6. Step 6: Final answer
    x = 239,801.21

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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.