Home / 248,514.10-372,965.55-115,410.85

Finding the Fourth Proportional to 248,514.10, 372,965.55 and 115,410.85

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Solution

The fourth proportional to 248,514.10, 372,965.55 and 115,410.85 is: 173,206.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,514.10 : 372,965.55 = 115,410.85 : x
  2. Step 2: Convert to fraction form
    248,514.10/372,965.55 = 115,410.85/x
  3. Step 3: Cross multiply
    248,514.10x = 372,965.55 × 115,410.85
  4. Step 4: Simplify right side
    248,514.10x = 43,044,271,146.22
  5. Step 5: Solve for x
    x = 43,044,271,146.22/248,514.10
  6. Step 6: Final answer
    x = 173,206.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.