Home / 247,922.76-342,131.79-134,745.51

Finding the Fourth Proportional to 247,922.76, 342,131.79 and 134,745.51

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Solution

The fourth proportional to 247,922.76, 342,131.79 and 134,745.51 is: 185,947.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,922.76 : 342,131.79 = 134,745.51 : x
  2. Step 2: Convert to fraction form
    247,922.76/342,131.79 = 134,745.51/x
  3. Step 3: Cross multiply
    247,922.76x = 342,131.79 × 134,745.51
  4. Step 4: Simplify right side
    247,922.76x = 46,100,722,530.76
  5. Step 5: Solve for x
    x = 46,100,722,530.76/247,922.76
  6. Step 6: Final answer
    x = 185,947.92

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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.