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Finding the Fourth Proportional to 50,908.98, 76,374.42 and 15,367.32

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Solution

The fourth proportional to 50,908.98, 76,374.42 and 15,367.32 is: 23,054.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,908.98 : 76,374.42 = 15,367.32 : x
  2. Step 2: Convert to fraction form
    50,908.98/76,374.42 = 15,367.32/x
  3. Step 3: Cross multiply
    50,908.98x = 76,374.42 × 15,367.32
  4. Step 4: Simplify right side
    50,908.98x = 1,173,670,151.95
  5. Step 5: Solve for x
    x = 1,173,670,151.95/50,908.98
  6. Step 6: Final answer
    x = 23,054.29

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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.