Home / 165,109.76-227,852.36-93,503.72

Finding the Fourth Proportional to 165,109.76, 227,852.36 and 93,503.72

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Solution

The fourth proportional to 165,109.76, 227,852.36 and 93,503.72 is: 129,035.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,109.76 : 227,852.36 = 93,503.72 : x
  2. Step 2: Convert to fraction form
    165,109.76/227,852.36 = 93,503.72/x
  3. Step 3: Cross multiply
    165,109.76x = 227,852.36 × 93,503.72
  4. Step 4: Simplify right side
    165,109.76x = 21,305,043,270.78
  5. Step 5: Solve for x
    x = 21,305,043,270.78/165,109.76
  6. Step 6: Final answer
    x = 129,035.64

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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.