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Finding the Fourth Proportional to 64,376.10, 96,564.15 and 32,883.30

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Solution

The fourth proportional to 64,376.10, 96,564.15 and 32,883.30 is: 49,324.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,376.10 : 96,564.15 = 32,883.30 : x
  2. Step 2: Convert to fraction form
    64,376.10/96,564.15 = 32,883.30/x
  3. Step 3: Cross multiply
    64,376.10x = 96,564.15 × 32,883.30
  4. Step 4: Simplify right side
    64,376.10x = 3,175,347,913.70
  5. Step 5: Solve for x
    x = 3,175,347,913.70/64,376.10
  6. Step 6: Final answer
    x = 49,324.95

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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.