Home / 82,719.18-124,080.39-23,556.37

Finding the Fourth Proportional to 82,719.18, 124,080.39 and 23,556.37

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Solution

The fourth proportional to 82,719.18, 124,080.39 and 23,556.37 is: 35,335.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,719.18 : 124,080.39 = 23,556.37 : x
  2. Step 2: Convert to fraction form
    82,719.18/124,080.39 = 23,556.37/x
  3. Step 3: Cross multiply
    82,719.18x = 124,080.39 × 23,556.37
  4. Step 4: Simplify right side
    82,719.18x = 2,922,883,576.58
  5. Step 5: Solve for x
    x = 2,922,883,576.58/82,719.18
  6. Step 6: Final answer
    x = 35,335.02

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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.