Home / 199,317.10-298,975.65-179,634.10

Finding the Fourth Proportional to 199,317.10, 298,975.65 and 179,634.10

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Solution

The fourth proportional to 199,317.10, 298,975.65 and 179,634.10 is: 269,451.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,317.10 : 298,975.65 = 179,634.10 : x
  2. Step 2: Convert to fraction form
    199,317.10/298,975.65 = 179,634.10/x
  3. Step 3: Cross multiply
    199,317.10x = 298,975.65 × 179,634.10
  4. Step 4: Simplify right side
    199,317.10x = 53,706,221,809.67
  5. Step 5: Solve for x
    x = 53,706,221,809.67/199,317.10
  6. Step 6: Final answer
    x = 269,451.15

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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.