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Finding the Fourth Proportional to 50,651.70, 75,868.20 and 41,903.70

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Solution

The fourth proportional to 50,651.70, 75,868.20 and 41,903.70 is: 62,765.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,651.70 : 75,868.20 = 41,903.70 : x
  2. Step 2: Convert to fraction form
    50,651.70/75,868.20 = 41,903.70/x
  3. Step 3: Cross multiply
    50,651.70x = 75,868.20 × 41,903.70
  4. Step 4: Simplify right side
    50,651.70x = 3,179,158,292.34
  5. Step 5: Solve for x
    x = 3,179,158,292.34/50,651.70
  6. Step 6: Final answer
    x = 62,765.09

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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.