Home / 199,322.10-298,983.15-179,639.10

Finding the Fourth Proportional to 199,322.10, 298,983.15 and 179,639.10

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Solution

The fourth proportional to 199,322.10, 298,983.15 and 179,639.10 is: 269,458.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,322.10 : 298,983.15 = 179,639.10 : x
  2. Step 2: Convert to fraction form
    199,322.10/298,983.15 = 179,639.10/x
  3. Step 3: Cross multiply
    199,322.10x = 298,983.15 × 179,639.10
  4. Step 4: Simplify right side
    199,322.10x = 53,709,063,981.17
  5. Step 5: Solve for x
    x = 53,709,063,981.17/199,322.10
  6. Step 6: Final answer
    x = 269,458.65

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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.