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Finding the Fourth Proportional to 58,217.78, 87,324.82 and 16,100.40

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Solution

The fourth proportional to 58,217.78, 87,324.82 and 16,100.40 is: 24,150.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,217.78 : 87,324.82 = 16,100.40 : x
  2. Step 2: Convert to fraction form
    58,217.78/87,324.82 = 16,100.40/x
  3. Step 3: Cross multiply
    58,217.78x = 87,324.82 × 16,100.40
  4. Step 4: Simplify right side
    58,217.78x = 1,405,964,531.93
  5. Step 5: Solve for x
    x = 1,405,964,531.93/58,217.78
  6. Step 6: Final answer
    x = 24,150.09

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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.