Home / 165,984.86-229,078.47-94,375.61

Finding the Fourth Proportional to 165,984.86, 229,078.47 and 94,375.61

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Solution

The fourth proportional to 165,984.86, 229,078.47 and 94,375.61 is: 130,249.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,984.86 : 229,078.47 = 94,375.61 : x
  2. Step 2: Convert to fraction form
    165,984.86/229,078.47 = 94,375.61/x
  3. Step 3: Cross multiply
    165,984.86x = 229,078.47 × 94,375.61
  4. Step 4: Simplify right side
    165,984.86x = 21,619,420,344.12
  5. Step 5: Solve for x
    x = 21,619,420,344.12/165,984.86
  6. Step 6: Final answer
    x = 130,249.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.