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Finding the Fourth Proportional to 50,785.53, 76,177.49 and 13,849.53

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Solution

The fourth proportional to 50,785.53, 76,177.49 and 13,849.53 is: 20,774.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,785.53 : 76,177.49 = 13,849.53 : x
  2. Step 2: Convert to fraction form
    50,785.53/76,177.49 = 13,849.53/x
  3. Step 3: Cross multiply
    50,785.53x = 76,177.49 × 13,849.53
  4. Step 4: Simplify right side
    50,785.53x = 1,055,022,363.83
  5. Step 5: Solve for x
    x = 1,055,022,363.83/50,785.53
  6. Step 6: Final answer
    x = 20,774.07

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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.