Home / 248,067.60-342,335.07-134,889.54

Finding the Fourth Proportional to 248,067.60, 342,335.07 and 134,889.54

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Solution

The fourth proportional to 248,067.60, 342,335.07 and 134,889.54 is: 186,148.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,067.60 : 342,335.07 = 134,889.54 : x
  2. Step 2: Convert to fraction form
    248,067.60/342,335.07 = 134,889.54/x
  3. Step 3: Cross multiply
    248,067.60x = 342,335.07 × 134,889.54
  4. Step 4: Simplify right side
    248,067.60x = 46,177,420,118.17
  5. Step 5: Solve for x
    x = 46,177,420,118.17/248,067.60
  6. Step 6: Final answer
    x = 186,148.53

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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.