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Finding the Fourth Proportional to 69,791.16, 104,670.18 and 24,808.80

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Solution

The fourth proportional to 69,791.16, 104,670.18 and 24,808.80 is: 37,207.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,791.16 : 104,670.18 = 24,808.80 : x
  2. Step 2: Convert to fraction form
    69,791.16/104,670.18 = 24,808.80/x
  3. Step 3: Cross multiply
    69,791.16x = 104,670.18 × 24,808.80
  4. Step 4: Simplify right side
    69,791.16x = 2,596,741,561.58
  5. Step 5: Solve for x
    x = 2,596,741,561.58/69,791.16
  6. Step 6: Final answer
    x = 37,207.31

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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.