Home / 69,759.40-104,575.82-25,354.79

Finding the Fourth Proportional to 69,759.40, 104,575.82 and 25,354.79

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Solution

The fourth proportional to 69,759.40, 104,575.82 and 25,354.79 is: 38,009.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,759.40 : 104,575.82 = 25,354.79 : x
  2. Step 2: Convert to fraction form
    69,759.40/104,575.82 = 25,354.79/x
  3. Step 3: Cross multiply
    69,759.40x = 104,575.82 × 25,354.79
  4. Step 4: Simplify right side
    69,759.40x = 2,651,498,089.84
  5. Step 5: Solve for x
    x = 2,651,498,089.84/69,759.40
  6. Step 6: Final answer
    x = 38,009.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.