Home / 223,631.10-335,446.65-199,136.70

Finding the Fourth Proportional to 223,631.10, 335,446.65 and 199,136.70

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Solution

The fourth proportional to 223,631.10, 335,446.65 and 199,136.70 is: 298,705.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,631.10 : 335,446.65 = 199,136.70 : x
  2. Step 2: Convert to fraction form
    223,631.10/335,446.65 = 199,136.70/x
  3. Step 3: Cross multiply
    223,631.10x = 335,446.65 × 199,136.70
  4. Step 4: Simplify right side
    223,631.10x = 66,799,738,907.06
  5. Step 5: Solve for x
    x = 66,799,738,907.06/223,631.10
  6. Step 6: Final answer
    x = 298,705.05

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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.