Home / 77,761.04-116,660.07-25,170.52

Finding the Fourth Proportional to 77,761.04, 116,660.07 and 25,170.52

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Solution

The fourth proportional to 77,761.04, 116,660.07 and 25,170.52 is: 37,761.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,761.04 : 116,660.07 = 25,170.52 : x
  2. Step 2: Convert to fraction form
    77,761.04/116,660.07 = 25,170.52/x
  3. Step 3: Cross multiply
    77,761.04x = 116,660.07 × 25,170.52
  4. Step 4: Simplify right side
    77,761.04x = 2,936,394,625.14
  5. Step 5: Solve for x
    x = 2,936,394,625.14/77,761.04
  6. Step 6: Final answer
    x = 37,761.77

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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.