Home / 165,645.92-228,560.86-97,684.50

Finding the Fourth Proportional to 165,645.92, 228,560.86 and 97,684.50

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Solution

The fourth proportional to 165,645.92, 228,560.86 and 97,684.50 is: 134,786.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,645.92 : 228,560.86 = 97,684.50 : x
  2. Step 2: Convert to fraction form
    165,645.92/228,560.86 = 97,684.50/x
  3. Step 3: Cross multiply
    165,645.92x = 228,560.86 × 97,684.50
  4. Step 4: Simplify right side
    165,645.92x = 22,326,853,328.67
  5. Step 5: Solve for x
    x = 22,326,853,328.67/165,645.92
  6. Step 6: Final answer
    x = 134,786.62

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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.