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Finding the Fourth Proportional to 64,553.40, 96,851.96 and 32,976.76

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Solution

The fourth proportional to 64,553.40, 96,851.96 and 32,976.76 is: 49,476.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,553.40 : 96,851.96 = 32,976.76 : x
  2. Step 2: Convert to fraction form
    64,553.40/96,851.96 = 32,976.76/x
  3. Step 3: Cross multiply
    64,553.40x = 96,851.96 × 32,976.76
  4. Step 4: Simplify right side
    64,553.40x = 3,193,863,840.45
  5. Step 5: Solve for x
    x = 3,193,863,840.45/64,553.40
  6. Step 6: Final answer
    x = 49,476.31

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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.