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Finding the Fourth Proportional to 64,544.72, 89,080.07 and 36,250.41

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Solution

The fourth proportional to 64,544.72, 89,080.07 and 36,250.41 is: 50,030.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,544.72 : 89,080.07 = 36,250.41 : x
  2. Step 2: Convert to fraction form
    64,544.72/89,080.07 = 36,250.41/x
  3. Step 3: Cross multiply
    64,544.72x = 89,080.07 × 36,250.41
  4. Step 4: Simplify right side
    64,544.72x = 3,229,188,879.08
  5. Step 5: Solve for x
    x = 3,229,188,879.08/64,544.72
  6. Step 6: Final answer
    x = 50,030.26

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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.