Home / 165,335.27-228,180.50-93,707.60

Finding the Fourth Proportional to 165,335.27, 228,180.50 and 93,707.60

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Solution

The fourth proportional to 165,335.27, 228,180.50 and 93,707.60 is: 129,326.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,335.27 : 228,180.50 = 93,707.60 : x
  2. Step 2: Convert to fraction form
    165,335.27/228,180.50 = 93,707.60/x
  3. Step 3: Cross multiply
    165,335.27x = 228,180.50 × 93,707.60
  4. Step 4: Simplify right side
    165,335.27x = 21,382,247,021.80
  5. Step 5: Solve for x
    x = 21,382,247,021.80/165,335.27
  6. Step 6: Final answer
    x = 129,326.59

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1.5x scale

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.