Home / 68,638.03-102,927.89-23,664.31

Finding the Fourth Proportional to 68,638.03, 102,927.89 and 23,664.31

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Solution

The fourth proportional to 68,638.03, 102,927.89 and 23,664.31 is: 35,486.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,638.03 : 102,927.89 = 23,664.31 : x
  2. Step 2: Convert to fraction form
    68,638.03/102,927.89 = 23,664.31/x
  3. Step 3: Cross multiply
    68,638.03x = 102,927.89 × 23,664.31
  4. Step 4: Simplify right side
    68,638.03x = 2,435,717,378.28
  5. Step 5: Solve for x
    x = 2,435,717,378.28/68,638.03
  6. Step 6: Final answer
    x = 35,486.41

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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.