Home / 268,861.09-403,352.39-88,946.09

Finding the Fourth Proportional to 268,861.09, 403,352.39 and 88,946.09

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Solution

The fourth proportional to 268,861.09, 403,352.39 and 88,946.09 is: 133,439.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,861.09 : 403,352.39 = 88,946.09 : x
  2. Step 2: Convert to fraction form
    268,861.09/403,352.39 = 88,946.09/x
  3. Step 3: Cross multiply
    268,861.09x = 403,352.39 × 88,946.09
  4. Step 4: Simplify right side
    268,861.09x = 35,876,619,213.40
  5. Step 5: Solve for x
    x = 35,876,619,213.40/268,861.09
  6. Step 6: Final answer
    x = 133,439.24

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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.