Home / 253,747.36-350,145.84-140,548.96

Finding the Fourth Proportional to 253,747.36, 350,145.84 and 140,548.96

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Solution

The fourth proportional to 253,747.36, 350,145.84 and 140,548.96 is: 193,943.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,747.36 : 350,145.84 = 140,548.96 : x
  2. Step 2: Convert to fraction form
    253,747.36/350,145.84 = 140,548.96/x
  3. Step 3: Cross multiply
    253,747.36x = 350,145.84 × 140,548.96
  4. Step 4: Simplify right side
    253,747.36x = 49,212,633,660.33
  5. Step 5: Solve for x
    x = 49,212,633,660.33/253,747.36
  6. Step 6: Final answer
    x = 193,943.43

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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.