Home / 248,714.72-343,216.32-135,535.04

Finding the Fourth Proportional to 248,714.72, 343,216.32 and 135,535.04

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Solution

The fourth proportional to 248,714.72, 343,216.32 and 135,535.04 is: 187,032.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,714.72 : 343,216.32 = 135,535.04 : x
  2. Step 2: Convert to fraction form
    248,714.72/343,216.32 = 135,535.04/x
  3. Step 3: Cross multiply
    248,714.72x = 343,216.32 × 135,535.04
  4. Step 4: Simplify right side
    248,714.72x = 46,517,837,659.85
  5. Step 5: Solve for x
    x = 46,517,837,659.85/248,714.72
  6. Step 6: Final answer
    x = 187,032.91

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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.