Home / 57,883.24-79,791.78-45,286.12

Finding the Fourth Proportional to 57,883.24, 79,791.78 and 45,286.12

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Solution

The fourth proportional to 57,883.24, 79,791.78 and 45,286.12 is: 62,426.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,883.24 : 79,791.78 = 45,286.12 : x
  2. Step 2: Convert to fraction form
    57,883.24/79,791.78 = 45,286.12/x
  3. Step 3: Cross multiply
    57,883.24x = 79,791.78 × 45,286.12
  4. Step 4: Simplify right side
    57,883.24x = 3,613,460,124.09
  5. Step 5: Solve for x
    x = 3,613,460,124.09/57,883.24
  6. Step 6: Final answer
    x = 62,426.71

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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.