Home / 248,229.72-342,560.52-135,052.56

Finding the Fourth Proportional to 248,229.72, 342,560.52 and 135,052.56

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Solution

The fourth proportional to 248,229.72, 342,560.52 and 135,052.56 is: 186,374.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,229.72 : 342,560.52 = 135,052.56 : x
  2. Step 2: Convert to fraction form
    248,229.72/342,560.52 = 135,052.56/x
  3. Step 3: Cross multiply
    248,229.72x = 342,560.52 × 135,052.56
  4. Step 4: Simplify right side
    248,229.72x = 46,263,675,180.93
  5. Step 5: Solve for x
    x = 46,263,675,180.93/248,229.72
  6. Step 6: Final answer
    x = 186,374.44

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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.