Home / 165,009.41-247,563.92-68,993.28

Finding the Fourth Proportional to 165,009.41, 247,563.92 and 68,993.28

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Solution

The fourth proportional to 165,009.41, 247,563.92 and 68,993.28 is: 103,510.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,009.41 : 247,563.92 = 68,993.28 : x
  2. Step 2: Convert to fraction form
    165,009.41/247,563.92 = 68,993.28/x
  3. Step 3: Cross multiply
    165,009.41x = 247,563.92 × 68,993.28
  4. Step 4: Simplify right side
    165,009.41x = 17,080,247,022.94
  5. Step 5: Solve for x
    x = 17,080,247,022.94/165,009.41
  6. Step 6: Final answer
    x = 103,510.75

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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.