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Finding the Fourth Proportional to 64,382.82, 88,842.33 and 36,082.50

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Solution

The fourth proportional to 64,382.82, 88,842.33 and 36,082.50 is: 49,790.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,382.82 : 88,842.33 = 36,082.50 : x
  2. Step 2: Convert to fraction form
    64,382.82/88,842.33 = 36,082.50/x
  3. Step 3: Cross multiply
    64,382.82x = 88,842.33 × 36,082.50
  4. Step 4: Simplify right side
    64,382.82x = 3,205,653,372.23
  5. Step 5: Solve for x
    x = 3,205,653,372.23/64,382.82
  6. Step 6: Final answer
    x = 49,790.51

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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.