Home / 75,790.31-104,596.61-41,801.90

Finding the Fourth Proportional to 75,790.31, 104,596.61 and 41,801.90

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Solution

The fourth proportional to 75,790.31, 104,596.61 and 41,801.90 is: 57,689.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,790.31 : 104,596.61 = 41,801.90 : x
  2. Step 2: Convert to fraction form
    75,790.31/104,596.61 = 41,801.90/x
  3. Step 3: Cross multiply
    75,790.31x = 104,596.61 × 41,801.90
  4. Step 4: Simplify right side
    75,790.31x = 4,372,336,299.57
  5. Step 5: Solve for x
    x = 4,372,336,299.57/75,790.31
  6. Step 6: Final answer
    x = 57,689.92

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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.