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Finding the Fourth Proportional to 224,294.36, 336,498.12 and 74,535.44

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Solution

The fourth proportional to 224,294.36, 336,498.12 and 74,535.44 is: 111,821.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,294.36 : 336,498.12 = 74,535.44 : x
  2. Step 2: Convert to fraction form
    224,294.36/336,498.12 = 74,535.44/x
  3. Step 3: Cross multiply
    224,294.36x = 336,498.12 × 74,535.44
  4. Step 4: Simplify right side
    224,294.36x = 25,081,035,433.37
  5. Step 5: Solve for x
    x = 25,081,035,433.37/224,294.36
  6. Step 6: Final answer
    x = 111,821.96

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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.