Home / 165,439.97-228,327.42-97,453.43

Finding the Fourth Proportional to 165,439.97, 228,327.42 and 97,453.43

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Solution

The fourth proportional to 165,439.97, 228,327.42 and 97,453.43 is: 134,497.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,439.97 : 228,327.42 = 97,453.43 : x
  2. Step 2: Convert to fraction form
    165,439.97/228,327.42 = 97,453.43/x
  3. Step 3: Cross multiply
    165,439.97x = 228,327.42 × 97,453.43
  4. Step 4: Simplify right side
    165,439.97x = 22,251,289,100.41
  5. Step 5: Solve for x
    x = 22,251,289,100.41/165,439.97
  6. Step 6: Final answer
    x = 134,497.67

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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.