Home / 179,067.96-247,069.08-115,329.06

Finding the Fourth Proportional to 179,067.96, 247,069.08 and 115,329.06

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Solution

The fourth proportional to 179,067.96, 247,069.08 and 115,329.06 is: 159,125.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,067.96 : 247,069.08 = 115,329.06 : x
  2. Step 2: Convert to fraction form
    179,067.96/247,069.08 = 115,329.06/x
  3. Step 3: Cross multiply
    179,067.96x = 247,069.08 × 115,329.06
  4. Step 4: Simplify right side
    179,067.96x = 28,494,244,751.46
  5. Step 5: Solve for x
    x = 28,494,244,751.46/179,067.96
  6. Step 6: Final answer
    x = 159,125.31

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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.