Home / 179,825.16-269,791.74-85,127.52

Finding the Fourth Proportional to 179,825.16, 269,791.74 and 85,127.52

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Solution

The fourth proportional to 179,825.16, 269,791.74 and 85,127.52 is: 127,716.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,825.16 : 269,791.74 = 85,127.52 : x
  2. Step 2: Convert to fraction form
    179,825.16/269,791.74 = 85,127.52/x
  3. Step 3: Cross multiply
    179,825.16x = 269,791.74 × 85,127.52
  4. Step 4: Simplify right side
    179,825.16x = 22,966,701,742.68
  5. Step 5: Solve for x
    x = 22,966,701,742.68/179,825.16
  6. Step 6: Final answer
    x = 127,716.84

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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.