Home / 165,616.60-228,531.86-93,982.36

Finding the Fourth Proportional to 165,616.60, 228,531.86 and 93,982.36

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Solution

The fourth proportional to 165,616.60, 228,531.86 and 93,982.36 is: 129,684.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,616.60 : 228,531.86 = 93,982.36 : x
  2. Step 2: Convert to fraction form
    165,616.60/228,531.86 = 93,982.36/x
  3. Step 3: Cross multiply
    165,616.60x = 228,531.86 × 93,982.36
  4. Step 4: Simplify right side
    165,616.60x = 21,477,963,537.99
  5. Step 5: Solve for x
    x = 21,477,963,537.99/165,616.60
  6. Step 6: Final answer
    x = 129,684.85

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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.