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Finding the Fourth Proportional to 63,267.11, 94,917.18 and 18,893.87

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Solution

The fourth proportional to 63,267.11, 94,917.18 and 18,893.87 is: 28,345.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,267.11 : 94,917.18 = 18,893.87 : x
  2. Step 2: Convert to fraction form
    63,267.11/94,917.18 = 18,893.87/x
  3. Step 3: Cross multiply
    63,267.11x = 94,917.18 × 18,893.87
  4. Step 4: Simplify right side
    63,267.11x = 1,793,352,859.69
  5. Step 5: Solve for x
    x = 1,793,352,859.69/63,267.11
  6. Step 6: Final answer
    x = 28,345.74

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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.