Home / 179,969.54-269,987.12-90,059.27

Finding the Fourth Proportional to 179,969.54, 269,987.12 and 90,059.27

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Solution

The fourth proportional to 179,969.54, 269,987.12 and 90,059.27 is: 135,105.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,969.54 : 269,987.12 = 90,059.27 : x
  2. Step 2: Convert to fraction form
    179,969.54/269,987.12 = 90,059.27/x
  3. Step 3: Cross multiply
    179,969.54x = 269,987.12 × 90,059.27
  4. Step 4: Simplify right side
    179,969.54x = 24,314,842,486.31
  5. Step 5: Solve for x
    x = 24,314,842,486.31/179,969.54
  6. Step 6: Final answer
    x = 135,105.32

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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.