Home / 64,772.20-97,181.66-22,658.60

Finding the Fourth Proportional to 64,772.20, 97,181.66 and 22,658.60

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Solution

The fourth proportional to 64,772.20, 97,181.66 and 22,658.60 is: 33,996.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,772.20 : 97,181.66 = 22,658.60 : x
  2. Step 2: Convert to fraction form
    64,772.20/97,181.66 = 22,658.60/x
  3. Step 3: Cross multiply
    64,772.20x = 97,181.66 × 22,658.60
  4. Step 4: Simplify right side
    64,772.20x = 2,202,000,361.28
  5. Step 5: Solve for x
    x = 2,202,000,361.28/64,772.20
  6. Step 6: Final answer
    x = 33,996.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.