Home / 165,511.63-228,410.49-93,902.41

Finding the Fourth Proportional to 165,511.63, 228,410.49 and 93,902.41

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Solution

The fourth proportional to 165,511.63, 228,410.49 and 93,902.41 is: 129,587.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,511.63 : 228,410.49 = 93,902.41 : x
  2. Step 2: Convert to fraction form
    165,511.63/228,410.49 = 93,902.41/x
  3. Step 3: Cross multiply
    165,511.63x = 228,410.49 × 93,902.41
  4. Step 4: Simplify right side
    165,511.63x = 21,448,295,480.28
  5. Step 5: Solve for x
    x = 21,448,295,480.28/165,511.63
  6. Step 6: Final answer
    x = 129,587.85

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1.5x scale

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.