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Finding the Fourth Proportional to 64,232.44, 96,324.70 and 22,100.72

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Solution

The fourth proportional to 64,232.44, 96,324.70 and 22,100.72 is: 33,142.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,232.44 : 96,324.70 = 22,100.72 : x
  2. Step 2: Convert to fraction form
    64,232.44/96,324.70 = 22,100.72/x
  3. Step 3: Cross multiply
    64,232.44x = 96,324.70 × 22,100.72
  4. Step 4: Simplify right side
    64,232.44x = 2,128,845,223.78
  5. Step 5: Solve for x
    x = 2,128,845,223.78/64,232.44
  6. Step 6: Final answer
    x = 33,142.84

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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.