Home / 223,913.03-335,977.07-139,651.56

Finding the Fourth Proportional to 223,913.03, 335,977.07 and 139,651.56

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Solution

The fourth proportional to 223,913.03, 335,977.07 and 139,651.56 is: 209,544.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,913.03 : 335,977.07 = 139,651.56 : x
  2. Step 2: Convert to fraction form
    223,913.03/335,977.07 = 139,651.56/x
  3. Step 3: Cross multiply
    223,913.03x = 335,977.07 × 139,651.56
  4. Step 4: Simplify right side
    223,913.03x = 46,919,721,949.73
  5. Step 5: Solve for x
    x = 46,919,721,949.73/223,913.03
  6. Step 6: Final answer
    x = 209,544.40

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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.