Home / 68,638.36-102,959.34-23,659.24

Finding the Fourth Proportional to 68,638.36, 102,959.34 and 23,659.24

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Solution

The fourth proportional to 68,638.36, 102,959.34 and 23,659.24 is: 35,489.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,638.36 : 102,959.34 = 23,659.24 : x
  2. Step 2: Convert to fraction form
    68,638.36/102,959.34 = 23,659.24/x
  3. Step 3: Cross multiply
    68,638.36x = 102,959.34 × 23,659.24
  4. Step 4: Simplify right side
    68,638.36x = 2,435,939,735.30
  5. Step 5: Solve for x
    x = 2,435,939,735.30/68,638.36
  6. Step 6: Final answer
    x = 35,489.48

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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.