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Finding the Fourth Proportional to 63,246.80, 94,821.60 and 35,544.80

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Solution

The fourth proportional to 63,246.80, 94,821.60 and 35,544.80 is: 53,289.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,246.80 : 94,821.60 = 35,544.80 : x
  2. Step 2: Convert to fraction form
    63,246.80/94,821.60 = 35,544.80/x
  3. Step 3: Cross multiply
    63,246.80x = 94,821.60 × 35,544.80
  4. Step 4: Simplify right side
    63,246.80x = 3,370,414,807.68
  5. Step 5: Solve for x
    x = 3,370,414,807.68/63,246.80
  6. Step 6: Final answer
    x = 53,289.89

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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.