Home / 89,245.44-133,869.12-26,916.48

Finding the Fourth Proportional to 89,245.44, 133,869.12 and 26,916.48

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Solution

The fourth proportional to 89,245.44, 133,869.12 and 26,916.48 is: 40,375.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,245.44 : 133,869.12 = 26,916.48 : x
  2. Step 2: Convert to fraction form
    89,245.44/133,869.12 = 26,916.48/x
  3. Step 3: Cross multiply
    89,245.44x = 133,869.12 × 26,916.48
  4. Step 4: Simplify right side
    89,245.44x = 3,603,285,491.10
  5. Step 5: Solve for x
    x = 3,603,285,491.10/89,245.44
  6. Step 6: Final answer
    x = 40,375.01

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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.