Home / 82,719.68-124,081.14-23,556.87

Finding the Fourth Proportional to 82,719.68, 124,081.14 and 23,556.87

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Solution

The fourth proportional to 82,719.68, 124,081.14 and 23,556.87 is: 35,335.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,719.68 : 124,081.14 = 23,556.87 : x
  2. Step 2: Convert to fraction form
    82,719.68/124,081.14 = 23,556.87/x
  3. Step 3: Cross multiply
    82,719.68x = 124,081.14 × 23,556.87
  4. Step 4: Simplify right side
    82,719.68x = 2,922,963,284.43
  5. Step 5: Solve for x
    x = 2,922,963,284.43/82,719.68
  6. Step 6: Final answer
    x = 35,335.77

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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.