Home / 165,661.43-228,613.86-94,042.64

Finding the Fourth Proportional to 165,661.43, 228,613.86 and 94,042.64

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Solution

The fourth proportional to 165,661.43, 228,613.86 and 94,042.64 is: 129,779.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,661.43 : 228,613.86 = 94,042.64 : x
  2. Step 2: Convert to fraction form
    165,661.43/228,613.86 = 94,042.64/x
  3. Step 3: Cross multiply
    165,661.43x = 228,613.86 × 94,042.64
  4. Step 4: Simplify right side
    165,661.43x = 21,499,451,506.53
  5. Step 5: Solve for x
    x = 21,499,451,506.53/165,661.43
  6. Step 6: Final answer
    x = 129,779.47

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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.