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Finding the Fourth Proportional to 50,469.45, 75,620.74 and 35,652.93

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Solution

The fourth proportional to 50,469.45, 75,620.74 and 35,652.93 is: 53,420.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,469.45 : 75,620.74 = 35,652.93 : x
  2. Step 2: Convert to fraction form
    50,469.45/75,620.74 = 35,652.93/x
  3. Step 3: Cross multiply
    50,469.45x = 75,620.74 × 35,652.93
  4. Step 4: Simplify right side
    50,469.45x = 2,696,100,949.77
  5. Step 5: Solve for x
    x = 2,696,100,949.77/50,469.45
  6. Step 6: Final answer
    x = 53,420.45

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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.