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Finding the Fourth Proportional to 376,730.38, 565,099.96 and 110,496.21

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Solution

The fourth proportional to 376,730.38, 565,099.96 and 110,496.21 is: 165,745.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,730.38 : 565,099.96 = 110,496.21 : x
  2. Step 2: Convert to fraction form
    376,730.38/565,099.96 = 110,496.21/x
  3. Step 3: Cross multiply
    376,730.38x = 565,099.96 × 110,496.21
  4. Step 4: Simplify right side
    376,730.38x = 62,441,401,025.65
  5. Step 5: Solve for x
    x = 62,441,401,025.65/376,730.38
  6. Step 6: Final answer
    x = 165,745.60

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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.