Home / 119,137.36-164,413.42-68,836.36

Finding the Fourth Proportional to 119,137.36, 164,413.42 and 68,836.36

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Solution

The fourth proportional to 119,137.36, 164,413.42 and 68,836.36 is: 94,996.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,137.36 : 164,413.42 = 68,836.36 : x
  2. Step 2: Convert to fraction form
    119,137.36/164,413.42 = 68,836.36/x
  3. Step 3: Cross multiply
    119,137.36x = 164,413.42 × 68,836.36
  4. Step 4: Simplify right side
    119,137.36x = 11,317,621,367.95
  5. Step 5: Solve for x
    x = 11,317,621,367.95/119,137.36
  6. Step 6: Final answer
    x = 94,996.41

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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.