Home / 242,987.73-335,025.16-199,816.35

Finding the Fourth Proportional to 242,987.73, 335,025.16 and 199,816.35

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Solution

The fourth proportional to 242,987.73, 335,025.16 and 199,816.35 is: 275,501.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,987.73 : 335,025.16 = 199,816.35 : x
  2. Step 2: Convert to fraction form
    242,987.73/335,025.16 = 199,816.35/x
  3. Step 3: Cross multiply
    242,987.73x = 335,025.16 × 199,816.35
  4. Step 4: Simplify right side
    242,987.73x = 66,943,504,629.37
  5. Step 5: Solve for x
    x = 66,943,504,629.37/242,987.73
  6. Step 6: Final answer
    x = 275,501.58

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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.