Home / 134,361.92-185,413.89-73,108.36

Finding the Fourth Proportional to 134,361.92, 185,413.89 and 73,108.36

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Solution

The fourth proportional to 134,361.92, 185,413.89 and 73,108.36 is: 100,886.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,361.92 : 185,413.89 = 73,108.36 : x
  2. Step 2: Convert to fraction form
    134,361.92/185,413.89 = 73,108.36/x
  3. Step 3: Cross multiply
    134,361.92x = 185,413.89 × 73,108.36
  4. Step 4: Simplify right side
    134,361.92x = 13,555,305,893.25
  5. Step 5: Solve for x
    x = 13,555,305,893.25/134,361.92
  6. Step 6: Final answer
    x = 100,886.51

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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.