Home / 165,287.30-228,095.58-93,680.86

Finding the Fourth Proportional to 165,287.30, 228,095.58 and 93,680.86

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Solution

The fourth proportional to 165,287.30, 228,095.58 and 93,680.86 is: 129,279.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,287.30 : 228,095.58 = 93,680.86 : x
  2. Step 2: Convert to fraction form
    165,287.30/228,095.58 = 93,680.86/x
  3. Step 3: Cross multiply
    165,287.30x = 228,095.58 × 93,680.86
  4. Step 4: Simplify right side
    165,287.30x = 21,368,190,096.60
  5. Step 5: Solve for x
    x = 21,368,190,096.60/165,287.30
  6. Step 6: Final answer
    x = 129,279.08

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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.