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Finding the Fourth Proportional to 60,378.67, 83,320.94 and 36,193.30

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Solution

The fourth proportional to 60,378.67, 83,320.94 and 36,193.30 is: 49,945.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,378.67 : 83,320.94 = 36,193.30 : x
  2. Step 2: Convert to fraction form
    60,378.67/83,320.94 = 36,193.30/x
  3. Step 3: Cross multiply
    60,378.67x = 83,320.94 × 36,193.30
  4. Step 4: Simplify right side
    60,378.67x = 3,015,659,777.70
  5. Step 5: Solve for x
    x = 3,015,659,777.70/60,378.67
  6. Step 6: Final answer
    x = 49,945.78

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1.5x scale

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.