Home / 69,340.29-95,659.23-40,645.41

Finding the Fourth Proportional to 69,340.29, 95,659.23 and 40,645.41

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Solution

The fourth proportional to 69,340.29, 95,659.23 and 40,645.41 is: 56,072.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,340.29 : 95,659.23 = 40,645.41 : x
  2. Step 2: Convert to fraction form
    69,340.29/95,659.23 = 40,645.41/x
  3. Step 3: Cross multiply
    69,340.29x = 95,659.23 × 40,645.41
  4. Step 4: Simplify right side
    69,340.29x = 3,888,108,623.63
  5. Step 5: Solve for x
    x = 3,888,108,623.63/69,340.29
  6. Step 6: Final answer
    x = 56,072.86

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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.