Home / 165,351.28-228,180-93,737.92

Finding the Fourth Proportional to 165,351.28, 228,180 and 93,737.92

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Solution

The fourth proportional to 165,351.28, 228,180 and 93,737.92 is: 129,355.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,351.28 : 228,180 = 93,737.92 : x
  2. Step 2: Convert to fraction form
    165,351.28/228,180 = 93,737.92/x
  3. Step 3: Cross multiply
    165,351.28x = 228,180 × 93,737.92
  4. Step 4: Simplify right side
    165,351.28x = 21,389,118,585.60
  5. Step 5: Solve for x
    x = 21,389,118,585.60/165,351.28
  6. Step 6: Final answer
    x = 129,355.63

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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.