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Finding the Fourth Proportional to 63,940.87, 95,938.95 and 34,324.12

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Solution

The fourth proportional to 63,940.87, 95,938.95 and 34,324.12 is: 51,501.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,940.87 : 95,938.95 = 34,324.12 : x
  2. Step 2: Convert to fraction form
    63,940.87/95,938.95 = 34,324.12/x
  3. Step 3: Cross multiply
    63,940.87x = 95,938.95 × 34,324.12
  4. Step 4: Simplify right side
    63,940.87x = 3,293,020,032.47
  5. Step 5: Solve for x
    x = 3,293,020,032.47/63,940.87
  6. Step 6: Final answer
    x = 51,501.02

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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.