Home / 379,181.56-568,766.57-112,942.08

Finding the Fourth Proportional to 379,181.56, 568,766.57 and 112,942.08

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Solution

The fourth proportional to 379,181.56, 568,766.57 and 112,942.08 is: 169,411.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,181.56 : 568,766.57 = 112,942.08 : x
  2. Step 2: Convert to fraction form
    379,181.56/568,766.57 = 112,942.08/x
  3. Step 3: Cross multiply
    379,181.56x = 568,766.57 × 112,942.08
  4. Step 4: Simplify right side
    379,181.56x = 64,237,679,450.27
  5. Step 5: Solve for x
    x = 64,237,679,450.27/379,181.56
  6. Step 6: Final answer
    x = 169,411.40

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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.