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Finding the Fourth Proportional to 63,481.80, 95,035.78 and 46,915.68

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Solution

The fourth proportional to 63,481.80, 95,035.78 and 46,915.68 is: 70,235.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,481.80 : 95,035.78 = 46,915.68 : x
  2. Step 2: Convert to fraction form
    63,481.80/95,035.78 = 46,915.68/x
  3. Step 3: Cross multiply
    63,481.80x = 95,035.78 × 46,915.68
  4. Step 4: Simplify right side
    63,481.80x = 4,458,668,008.45
  5. Step 5: Solve for x
    x = 4,458,668,008.45/63,481.80
  6. Step 6: Final answer
    x = 70,235.37

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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.