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Finding the Fourth Proportional to 228,383.52, 342,673.29 and 88,240.56

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Solution

The fourth proportional to 228,383.52, 342,673.29 and 88,240.56 is: 132,398.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,383.52 : 342,673.29 = 88,240.56 : x
  2. Step 2: Convert to fraction form
    228,383.52/342,673.29 = 88,240.56/x
  3. Step 3: Cross multiply
    228,383.52x = 342,673.29 × 88,240.56
  4. Step 4: Simplify right side
    228,383.52x = 30,237,683,006.64
  5. Step 5: Solve for x
    x = 30,237,683,006.64/228,383.52
  6. Step 6: Final answer
    x = 132,398.71

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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.