Home / 263,716.02-395,584.95-76,727.52

Finding the Fourth Proportional to 263,716.02, 395,584.95 and 76,727.52

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Solution

The fourth proportional to 263,716.02, 395,584.95 and 76,727.52 is: 115,094.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,716.02 : 395,584.95 = 76,727.52 : x
  2. Step 2: Convert to fraction form
    263,716.02/395,584.95 = 76,727.52/x
  3. Step 3: Cross multiply
    263,716.02x = 395,584.95 × 76,727.52
  4. Step 4: Simplify right side
    263,716.02x = 30,352,253,934.00
  5. Step 5: Solve for x
    x = 30,352,253,934.00/263,716.02
  6. Step 6: Final answer
    x = 115,094.46

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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.