Home / 52,142.53-77,542.95-50,481.76

Finding the Fourth Proportional to 52,142.53, 77,542.95 and 50,481.76

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Solution

The fourth proportional to 52,142.53, 77,542.95 and 50,481.76 is: 75,073.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,142.53 : 77,542.95 = 50,481.76 : x
  2. Step 2: Convert to fraction form
    52,142.53/77,542.95 = 50,481.76/x
  3. Step 3: Cross multiply
    52,142.53x = 77,542.95 × 50,481.76
  4. Step 4: Simplify right side
    52,142.53x = 3,914,504,591.59
  5. Step 5: Solve for x
    x = 3,914,504,591.59/52,142.53
  6. Step 6: Final answer
    x = 75,073.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.