Home / 248,659.81-372,989.37-115,467.23

Finding the Fourth Proportional to 248,659.81, 372,989.37 and 115,467.23

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Solution

The fourth proportional to 248,659.81, 372,989.37 and 115,467.23 is: 173,200.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,659.81 : 372,989.37 = 115,467.23 : x
  2. Step 2: Convert to fraction form
    248,659.81/372,989.37 = 115,467.23/x
  3. Step 3: Cross multiply
    248,659.81x = 372,989.37 × 115,467.23
  4. Step 4: Simplify right side
    248,659.81x = 43,068,049,373.35
  5. Step 5: Solve for x
    x = 43,068,049,373.35/248,659.81
  6. Step 6: Final answer
    x = 173,200.68

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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.