Home / 84,137.16-116,112.78-46,413.84

Finding the Fourth Proportional to 84,137.16, 116,112.78 and 46,413.84

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Solution

The fourth proportional to 84,137.16, 116,112.78 and 46,413.84 is: 64,053.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,137.16 : 116,112.78 = 46,413.84 : x
  2. Step 2: Convert to fraction form
    84,137.16/116,112.78 = 46,413.84/x
  3. Step 3: Cross multiply
    84,137.16x = 116,112.78 × 46,413.84
  4. Step 4: Simplify right side
    84,137.16x = 5,389,239,992.88
  5. Step 5: Solve for x
    x = 5,389,239,992.88/84,137.16
  6. Step 6: Final answer
    x = 64,053.03

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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.