Home / 248,158.37-342,519.38-140,791.25

Finding the Fourth Proportional to 248,158.37, 342,519.38 and 140,791.25

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Solution

The fourth proportional to 248,158.37, 342,519.38 and 140,791.25 is: 194,326.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,158.37 : 342,519.38 = 140,791.25 : x
  2. Step 2: Convert to fraction form
    248,158.37/342,519.38 = 140,791.25/x
  3. Step 3: Cross multiply
    248,158.37x = 342,519.38 × 140,791.25
  4. Step 4: Simplify right side
    248,158.37x = 48,223,729,242.87
  5. Step 5: Solve for x
    x = 48,223,729,242.87/248,158.37
  6. Step 6: Final answer
    x = 194,326.43

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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.