Home / 64,221.92-88,666.64-41,571.04

Finding the Fourth Proportional to 64,221.92, 88,666.64 and 41,571.04

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Solution

The fourth proportional to 64,221.92, 88,666.64 and 41,571.04 is: 57,394.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,221.92 : 88,666.64 = 41,571.04 : x
  2. Step 2: Convert to fraction form
    64,221.92/88,666.64 = 41,571.04/x
  3. Step 3: Cross multiply
    64,221.92x = 88,666.64 × 41,571.04
  4. Step 4: Simplify right side
    64,221.92x = 3,685,964,438.11
  5. Step 5: Solve for x
    x = 3,685,964,438.11/64,221.92
  6. Step 6: Final answer
    x = 57,394.18

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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.