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Finding the Fourth Proportional to 64,566.28, 96,761.94 and 33,423.40

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Solution

The fourth proportional to 64,566.28, 96,761.94 and 33,423.40 is: 50,089.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,566.28 : 96,761.94 = 33,423.40 : x
  2. Step 2: Convert to fraction form
    64,566.28/96,761.94 = 33,423.40/x
  3. Step 3: Cross multiply
    64,566.28x = 96,761.94 × 33,423.40
  4. Step 4: Simplify right side
    64,566.28x = 3,234,113,025.40
  5. Step 5: Solve for x
    x = 3,234,113,025.40/64,566.28
  6. Step 6: Final answer
    x = 50,089.82

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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.