Home / 165,246.60-228,081.78-93,669.33

Finding the Fourth Proportional to 165,246.60, 228,081.78 and 93,669.33

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Solution

The fourth proportional to 165,246.60, 228,081.78 and 93,669.33 is: 129,287.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,246.60 : 228,081.78 = 93,669.33 : x
  2. Step 2: Convert to fraction form
    165,246.60/228,081.78 = 93,669.33/x
  3. Step 3: Cross multiply
    165,246.60x = 228,081.78 × 93,669.33
  4. Step 4: Simplify right side
    165,246.60x = 21,364,267,517.81
  5. Step 5: Solve for x
    x = 21,364,267,517.81/165,246.60
  6. Step 6: Final answer
    x = 129,287.18

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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.