Home / 248,288.60-372,469.96-115,182.32

Finding the Fourth Proportional to 248,288.60, 372,469.96 and 115,182.32

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Solution

The fourth proportional to 248,288.60, 372,469.96 and 115,182.32 is: 172,790.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,288.60 : 372,469.96 = 115,182.32 : x
  2. Step 2: Convert to fraction form
    248,288.60/372,469.96 = 115,182.32/x
  3. Step 3: Cross multiply
    248,288.60x = 372,469.96 × 115,182.32
  4. Step 4: Simplify right side
    248,288.60x = 42,901,952,260.76
  5. Step 5: Solve for x
    x = 42,901,952,260.76/248,288.60
  6. Step 6: Final answer
    x = 172,790.66

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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.