Home / 284,119.36-426,068.24-106,529.60

Finding the Fourth Proportional to 284,119.36, 426,068.24 and 106,529.60

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Solution

The fourth proportional to 284,119.36, 426,068.24 and 106,529.60 is: 159,752.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,119.36 : 426,068.24 = 106,529.60 : x
  2. Step 2: Convert to fraction form
    284,119.36/426,068.24 = 106,529.60/x
  3. Step 3: Cross multiply
    284,119.36x = 426,068.24 × 106,529.60
  4. Step 4: Simplify right side
    284,119.36x = 45,388,879,179.90
  5. Step 5: Solve for x
    x = 45,388,879,179.90/284,119.36
  6. Step 6: Final answer
    x = 159,752.86

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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.