Home / 199,190.28-274,879.16-108,547.02

Finding the Fourth Proportional to 199,190.28, 274,879.16 and 108,547.02

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Solution

The fourth proportional to 199,190.28, 274,879.16 and 108,547.02 is: 149,793.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,190.28 : 274,879.16 = 108,547.02 : x
  2. Step 2: Convert to fraction form
    199,190.28/274,879.16 = 108,547.02/x
  3. Step 3: Cross multiply
    199,190.28x = 274,879.16 × 108,547.02
  4. Step 4: Simplify right side
    199,190.28x = 29,837,313,678.10
  5. Step 5: Solve for x
    x = 29,837,313,678.10/199,190.28
  6. Step 6: Final answer
    x = 149,793.02

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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.