Home / 165,829.21-228,845.05-94,213.15

Finding the Fourth Proportional to 165,829.21, 228,845.05 and 94,213.15

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Solution

The fourth proportional to 165,829.21, 228,845.05 and 94,213.15 is: 130,014.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,829.21 : 228,845.05 = 94,213.15 : x
  2. Step 2: Convert to fraction form
    165,829.21/228,845.05 = 94,213.15/x
  3. Step 3: Cross multiply
    165,829.21x = 228,845.05 × 94,213.15
  4. Step 4: Simplify right side
    165,829.21x = 21,560,212,214.76
  5. Step 5: Solve for x
    x = 21,560,212,214.76/165,829.21
  6. Step 6: Final answer
    x = 130,014.56

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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.