Home / 165,242.60-228,034.19-93,636.30

Finding the Fourth Proportional to 165,242.60, 228,034.19 and 93,636.30

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Solution

The fourth proportional to 165,242.60, 228,034.19 and 93,636.30 is: 129,217.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,242.60 : 228,034.19 = 93,636.30 : x
  2. Step 2: Convert to fraction form
    165,242.60/228,034.19 = 93,636.30/x
  3. Step 3: Cross multiply
    165,242.60x = 228,034.19 × 93,636.30
  4. Step 4: Simplify right side
    165,242.60x = 21,352,277,356.92
  5. Step 5: Solve for x
    x = 21,352,277,356.92/165,242.60
  6. Step 6: Final answer
    x = 129,217.76

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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.