Home / 64,669.57-89,243.09-36,375.19

Finding the Fourth Proportional to 64,669.57, 89,243.09 and 36,375.19

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Solution

The fourth proportional to 64,669.57, 89,243.09 and 36,375.19 is: 50,197.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,669.57 : 89,243.09 = 36,375.19 : x
  2. Step 2: Convert to fraction form
    64,669.57/89,243.09 = 36,375.19/x
  3. Step 3: Cross multiply
    64,669.57x = 89,243.09 × 36,375.19
  4. Step 4: Simplify right side
    64,669.57x = 3,246,234,086.36
  5. Step 5: Solve for x
    x = 3,246,234,086.36/64,669.57
  6. Step 6: Final answer
    x = 50,197.24

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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.