Home / 248,013.92-342,262.32-134,838.56

Finding the Fourth Proportional to 248,013.92, 342,262.32 and 134,838.56

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Solution

The fourth proportional to 248,013.92, 342,262.32 and 134,838.56 is: 186,078.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,013.92 : 342,262.32 = 134,838.56 : x
  2. Step 2: Convert to fraction form
    248,013.92/342,262.32 = 134,838.56/x
  3. Step 3: Cross multiply
    248,013.92x = 342,262.32 × 134,838.56
  4. Step 4: Simplify right side
    248,013.92x = 46,150,158,371.06
  5. Step 5: Solve for x
    x = 46,150,158,371.06/248,013.92
  6. Step 6: Final answer
    x = 186,078.90

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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.