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Finding the Fourth Proportional to 88,794.89, 122,536.53 and 50,556

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Solution

The fourth proportional to 88,794.89, 122,536.53 and 50,556 is: 69,767.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,794.89 : 122,536.53 = 50,556 : x
  2. Step 2: Convert to fraction form
    88,794.89/122,536.53 = 50,556/x
  3. Step 3: Cross multiply
    88,794.89x = 122,536.53 × 50,556
  4. Step 4: Simplify right side
    88,794.89x = 6,194,956,810.68
  5. Step 5: Solve for x
    x = 6,194,956,810.68/88,794.89
  6. Step 6: Final answer
    x = 69,767.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.