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Finding the Fourth Proportional to 53,798.80, 80,673.36 and 29,766.92

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Solution

The fourth proportional to 53,798.80, 80,673.36 and 29,766.92 is: 44,636.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,798.80 : 80,673.36 = 29,766.92 : x
  2. Step 2: Convert to fraction form
    53,798.80/80,673.36 = 29,766.92/x
  3. Step 3: Cross multiply
    53,798.80x = 80,673.36 × 29,766.92
  4. Step 4: Simplify right side
    53,798.80x = 2,401,397,453.25
  5. Step 5: Solve for x
    x = 2,401,397,453.25/53,798.80
  6. Step 6: Final answer
    x = 44,636.64

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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.