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Finding the Fourth Proportional to 50,801.20, 76,147.80 and 24,488.80

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Solution

The fourth proportional to 50,801.20, 76,147.80 and 24,488.80 is: 36,707.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,801.20 : 76,147.80 = 24,488.80 : x
  2. Step 2: Convert to fraction form
    50,801.20/76,147.80 = 24,488.80/x
  3. Step 3: Cross multiply
    50,801.20x = 76,147.80 × 24,488.80
  4. Step 4: Simplify right side
    50,801.20x = 1,864,768,244.64
  5. Step 5: Solve for x
    x = 1,864,768,244.64/50,801.20
  6. Step 6: Final answer
    x = 36,707.17

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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.