Home / 284,913.18-427,467.31-107,470.94

Finding the Fourth Proportional to 284,913.18, 427,467.31 and 107,470.94

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Solution

The fourth proportional to 284,913.18, 427,467.31 and 107,470.94 is: 161,243.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,913.18 : 427,467.31 = 107,470.94 : x
  2. Step 2: Convert to fraction form
    284,913.18/427,467.31 = 107,470.94/x
  3. Step 3: Cross multiply
    284,913.18x = 427,467.31 × 107,470.94
  4. Step 4: Simplify right side
    284,913.18x = 45,940,311,218.96
  5. Step 5: Solve for x
    x = 45,940,311,218.96/284,913.18
  6. Step 6: Final answer
    x = 161,243.19

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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.