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Finding the Fourth Proportional to 64,025.91, 88,331.31 and 37,163.88

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Solution

The fourth proportional to 64,025.91, 88,331.31 and 37,163.88 is: 51,271.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,025.91 : 88,331.31 = 37,163.88 : x
  2. Step 2: Convert to fraction form
    64,025.91/88,331.31 = 37,163.88/x
  3. Step 3: Cross multiply
    64,025.91x = 88,331.31 × 37,163.88
  4. Step 4: Simplify right side
    64,025.91x = 3,282,734,205.08
  5. Step 5: Solve for x
    x = 3,282,734,205.08/64,025.91
  6. Step 6: Final answer
    x = 51,271.96

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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.