Home / 68,161.46-102,242.66-23,788.04

Finding the Fourth Proportional to 68,161.46, 102,242.66 and 23,788.04

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Solution

The fourth proportional to 68,161.46, 102,242.66 and 23,788.04 is: 35,682.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,161.46 : 102,242.66 = 23,788.04 : x
  2. Step 2: Convert to fraction form
    68,161.46/102,242.66 = 23,788.04/x
  3. Step 3: Cross multiply
    68,161.46x = 102,242.66 × 23,788.04
  4. Step 4: Simplify right side
    68,161.46x = 2,432,151,855.63
  5. Step 5: Solve for x
    x = 2,432,151,855.63/68,161.46
  6. Step 6: Final answer
    x = 35,682.22

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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.