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Finding the Fourth Proportional to 63,414.91, 95,123.16 and 19,039.08

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Solution

The fourth proportional to 63,414.91, 95,123.16 and 19,039.08 is: 28,558.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,414.91 : 95,123.16 = 19,039.08 : x
  2. Step 2: Convert to fraction form
    63,414.91/95,123.16 = 19,039.08/x
  3. Step 3: Cross multiply
    63,414.91x = 95,123.16 × 19,039.08
  4. Step 4: Simplify right side
    63,414.91x = 1,811,057,453.09
  5. Step 5: Solve for x
    x = 1,811,057,453.09/63,414.91
  6. Step 6: Final answer
    x = 28,558.86

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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.