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Finding the Fourth Proportional to 63,668.46, 95,412.14 and 46,896.60

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Solution

The fourth proportional to 63,668.46, 95,412.14 and 46,896.60 is: 70,278.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,668.46 : 95,412.14 = 46,896.60 : x
  2. Step 2: Convert to fraction form
    63,668.46/95,412.14 = 46,896.60/x
  3. Step 3: Cross multiply
    63,668.46x = 95,412.14 × 46,896.60
  4. Step 4: Simplify right side
    63,668.46x = 4,474,504,964.72
  5. Step 5: Solve for x
    x = 4,474,504,964.72/63,668.46
  6. Step 6: Final answer
    x = 70,278.20

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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.