Home / 165,074.40-227,793.60-97,099.20

Finding the Fourth Proportional to 165,074.40, 227,793.60 and 97,099.20

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Solution

The fourth proportional to 165,074.40, 227,793.60 and 97,099.20 is: 133,991.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,074.40 : 227,793.60 = 97,099.20 : x
  2. Step 2: Convert to fraction form
    165,074.40/227,793.60 = 97,099.20/x
  3. Step 3: Cross multiply
    165,074.40x = 227,793.60 × 97,099.20
  4. Step 4: Simplify right side
    165,074.40x = 22,118,576,325.12
  5. Step 5: Solve for x
    x = 22,118,576,325.12/165,074.40
  6. Step 6: Final answer
    x = 133,991.56

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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.