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Finding the Fourth Proportional to 63,940.96, 88,237.56 and 35,645.92

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Solution

The fourth proportional to 63,940.96, 88,237.56 and 35,645.92 is: 49,190.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,940.96 : 88,237.56 = 35,645.92 : x
  2. Step 2: Convert to fraction form
    63,940.96/88,237.56 = 35,645.92/x
  3. Step 3: Cross multiply
    63,940.96x = 88,237.56 × 35,645.92
  4. Step 4: Simplify right side
    63,940.96x = 3,145,309,004.76
  5. Step 5: Solve for x
    x = 3,145,309,004.76/63,940.96
  6. Step 6: Final answer
    x = 49,190.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.