Home / 57,801.93-79,791.19-35,148.12

Finding the Fourth Proportional to 57,801.93, 79,791.19 and 35,148.12

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Solution

The fourth proportional to 57,801.93, 79,791.19 and 35,148.12 is: 48,519.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,801.93 : 79,791.19 = 35,148.12 : x
  2. Step 2: Convert to fraction form
    57,801.93/79,791.19 = 35,148.12/x
  3. Step 3: Cross multiply
    57,801.93x = 79,791.19 × 35,148.12
  4. Step 4: Simplify right side
    57,801.93x = 2,804,510,321.06
  5. Step 5: Solve for x
    x = 2,804,510,321.06/57,801.93
  6. Step 6: Final answer
    x = 48,519.32

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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.