Home / 77,759.54-116,657.82-25,169.02

Finding the Fourth Proportional to 77,759.54, 116,657.82 and 25,169.02

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Solution

The fourth proportional to 77,759.54, 116,657.82 and 25,169.02 is: 37,759.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,759.54 : 116,657.82 = 25,169.02 : x
  2. Step 2: Convert to fraction form
    77,759.54/116,657.82 = 25,169.02/x
  3. Step 3: Cross multiply
    77,759.54x = 116,657.82 × 25,169.02
  4. Step 4: Simplify right side
    77,759.54x = 2,936,163,004.74
  5. Step 5: Solve for x
    x = 2,936,163,004.74/77,759.54
  6. Step 6: Final answer
    x = 37,759.52

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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.