Home / 202,433.23-279,474.47-134,542.27

Finding the Fourth Proportional to 202,433.23, 279,474.47 and 134,542.27

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Solution

The fourth proportional to 202,433.23, 279,474.47 and 134,542.27 is: 185,745.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,433.23 : 279,474.47 = 134,542.27 : x
  2. Step 2: Convert to fraction form
    202,433.23/279,474.47 = 134,542.27/x
  3. Step 3: Cross multiply
    202,433.23x = 279,474.47 × 134,542.27
  4. Step 4: Simplify right side
    202,433.23x = 37,601,129,600.85
  5. Step 5: Solve for x
    x = 37,601,129,600.85/202,433.23
  6. Step 6: Final answer
    x = 185,745.84

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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.