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Finding the Fourth Proportional to 50,471.78, 75,621.56 and 35,652.18

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Solution

The fourth proportional to 50,471.78, 75,621.56 and 35,652.18 is: 53,417.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,471.78 : 75,621.56 = 35,652.18 : x
  2. Step 2: Convert to fraction form
    50,471.78/75,621.56 = 35,652.18/x
  3. Step 3: Cross multiply
    50,471.78x = 75,621.56 × 35,652.18
  4. Step 4: Simplify right side
    50,471.78x = 2,696,073,469.00
  5. Step 5: Solve for x
    x = 2,696,073,469.00/50,471.78
  6. Step 6: Final answer
    x = 53,417.44

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1.5x scale

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.