Home / 199,199.11-274,894.82-108,555.10

Finding the Fourth Proportional to 199,199.11, 274,894.82 and 108,555.10

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Solution

The fourth proportional to 199,199.11, 274,894.82 and 108,555.10 is: 149,806.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,199.11 : 274,894.82 = 108,555.10 : x
  2. Step 2: Convert to fraction form
    199,199.11/274,894.82 = 108,555.10/x
  3. Step 3: Cross multiply
    199,199.11x = 274,894.82 × 108,555.10
  4. Step 4: Simplify right side
    199,199.11x = 29,841,233,300.11
  5. Step 5: Solve for x
    x = 29,841,233,300.11/199,199.11
  6. Step 6: Final answer
    x = 149,806.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.