Home / 170,406.06-234,975.78-115,993.50

Finding the Fourth Proportional to 170,406.06, 234,975.78 and 115,993.50

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Solution

The fourth proportional to 170,406.06, 234,975.78 and 115,993.50 is: 159,945.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,406.06 : 234,975.78 = 115,993.50 : x
  2. Step 2: Convert to fraction form
    170,406.06/234,975.78 = 115,993.50/x
  3. Step 3: Cross multiply
    170,406.06x = 234,975.78 × 115,993.50
  4. Step 4: Simplify right side
    170,406.06x = 27,255,663,137.43
  5. Step 5: Solve for x
    x = 27,255,663,137.43/170,406.06
  6. Step 6: Final answer
    x = 159,945.39

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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.