Home / 165,769.76-228,756.12-101,346.89

Finding the Fourth Proportional to 165,769.76, 228,756.12 and 101,346.89

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Solution

The fourth proportional to 165,769.76, 228,756.12 and 101,346.89 is: 139,854.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,769.76 : 228,756.12 = 101,346.89 : x
  2. Step 2: Convert to fraction form
    165,769.76/228,756.12 = 101,346.89/x
  3. Step 3: Cross multiply
    165,769.76x = 228,756.12 × 101,346.89
  4. Step 4: Simplify right side
    165,769.76x = 23,183,721,330.47
  5. Step 5: Solve for x
    x = 23,183,721,330.47/165,769.76
  6. Step 6: Final answer
    x = 139,854.95

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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.