Home / 165,256.28-228,035.76-93,635

Finding the Fourth Proportional to 165,256.28, 228,035.76 and 93,635

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Solution

The fourth proportional to 165,256.28, 228,035.76 and 93,635 is: 129,206.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,256.28 : 228,035.76 = 93,635 : x
  2. Step 2: Convert to fraction form
    165,256.28/228,035.76 = 93,635/x
  3. Step 3: Cross multiply
    165,256.28x = 228,035.76 × 93,635
  4. Step 4: Simplify right side
    165,256.28x = 21,352,128,387.60
  5. Step 5: Solve for x
    x = 21,352,128,387.60/165,256.28
  6. Step 6: Final answer
    x = 129,206.15

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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.