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Finding the Fourth Proportional to 64,201.60, 96,236.76 and 22,069.03

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Solution

The fourth proportional to 64,201.60, 96,236.76 and 22,069.03 is: 33,080.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,201.60 : 96,236.76 = 22,069.03 : x
  2. Step 2: Convert to fraction form
    64,201.60/96,236.76 = 22,069.03/x
  3. Step 3: Cross multiply
    64,201.60x = 96,236.76 × 22,069.03
  4. Step 4: Simplify right side
    64,201.60x = 2,123,851,943.54
  5. Step 5: Solve for x
    x = 2,123,851,943.54/64,201.60
  6. Step 6: Final answer
    x = 33,080.98

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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.