Home / 179,218.54-247,287.43-114,638.32

Finding the Fourth Proportional to 179,218.54, 247,287.43 and 114,638.32

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Solution

The fourth proportional to 179,218.54, 247,287.43 and 114,638.32 is: 158,179.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,218.54 : 247,287.43 = 114,638.32 : x
  2. Step 2: Convert to fraction form
    179,218.54/247,287.43 = 114,638.32/x
  3. Step 3: Cross multiply
    179,218.54x = 247,287.43 × 114,638.32
  4. Step 4: Simplify right side
    179,218.54x = 28,348,615,984.72
  5. Step 5: Solve for x
    x = 28,348,615,984.72/179,218.54
  6. Step 6: Final answer
    x = 158,179.04

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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.