Home / 165,396.41-228,211.90-97,388.58

Finding the Fourth Proportional to 165,396.41, 228,211.90 and 97,388.58

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Solution

The fourth proportional to 165,396.41, 228,211.90 and 97,388.58 is: 134,375.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,396.41 : 228,211.90 = 97,388.58 : x
  2. Step 2: Convert to fraction form
    165,396.41/228,211.90 = 97,388.58/x
  3. Step 3: Cross multiply
    165,396.41x = 228,211.90 × 97,388.58
  4. Step 4: Simplify right side
    165,396.41x = 22,225,232,208.73
  5. Step 5: Solve for x
    x = 22,225,232,208.73/165,396.41
  6. Step 6: Final answer
    x = 134,375.54

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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.