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Finding the Fourth Proportional to 50,181, 75,300.66 and 22,479

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Solution

The fourth proportional to 50,181, 75,300.66 and 22,479 is: 33,731.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,181 : 75,300.66 = 22,479 : x
  2. Step 2: Convert to fraction form
    50,181/75,300.66 = 22,479/x
  3. Step 3: Cross multiply
    50,181x = 75,300.66 × 22,479
  4. Step 4: Simplify right side
    50,181x = 1,692,683,536.14
  5. Step 5: Solve for x
    x = 1,692,683,536.14/50,181
  6. Step 6: Final answer
    x = 33,731.56

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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.