Home / 69,451.31-95,842.40-39,246.41

Finding the Fourth Proportional to 69,451.31, 95,842.40 and 39,246.41

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Solution

The fourth proportional to 69,451.31, 95,842.40 and 39,246.41 is: 54,159.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,451.31 : 95,842.40 = 39,246.41 : x
  2. Step 2: Convert to fraction form
    69,451.31/95,842.40 = 39,246.41/x
  3. Step 3: Cross multiply
    69,451.31x = 95,842.40 × 39,246.41
  4. Step 4: Simplify right side
    69,451.31x = 3,761,470,125.78
  5. Step 5: Solve for x
    x = 3,761,470,125.78/69,451.31
  6. Step 6: Final answer
    x = 54,159.82

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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.