Home / 88,742.88-133,099.92-29,579.04

Finding the Fourth Proportional to 88,742.88, 133,099.92 and 29,579.04

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Solution

The fourth proportional to 88,742.88, 133,099.92 and 29,579.04 is: 44,363.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,742.88 : 133,099.92 = 29,579.04 : x
  2. Step 2: Convert to fraction form
    88,742.88/133,099.92 = 29,579.04/x
  3. Step 3: Cross multiply
    88,742.88x = 133,099.92 × 29,579.04
  4. Step 4: Simplify right side
    88,742.88x = 3,936,967,857.68
  5. Step 5: Solve for x
    x = 3,936,967,857.68/88,742.88
  6. Step 6: Final answer
    x = 44,363.76

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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.