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Finding the Fourth Proportional to 63,324, 87,379.56 and 35,025.84

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Solution

The fourth proportional to 63,324, 87,379.56 and 35,025.84 is: 48,331.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,324 : 87,379.56 = 35,025.84 : x
  2. Step 2: Convert to fraction form
    63,324/87,379.56 = 35,025.84/x
  3. Step 3: Cross multiply
    63,324x = 87,379.56 × 35,025.84
  4. Step 4: Simplify right side
    63,324x = 3,060,542,487.83
  5. Step 5: Solve for x
    x = 3,060,542,487.83/63,324
  6. Step 6: Final answer
    x = 48,331.48

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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.