Home / 236,228.10-354,413.68-84,405.29

Finding the Fourth Proportional to 236,228.10, 354,413.68 and 84,405.29

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Solution

The fourth proportional to 236,228.10, 354,413.68 and 84,405.29 is: 126,633.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,228.10 : 354,413.68 = 84,405.29 : x
  2. Step 2: Convert to fraction form
    236,228.10/354,413.68 = 84,405.29/x
  3. Step 3: Cross multiply
    236,228.10x = 354,413.68 × 84,405.29
  4. Step 4: Simplify right side
    236,228.10x = 29,914,389,450.86
  5. Step 5: Solve for x
    x = 29,914,389,450.86/236,228.10
  6. Step 6: Final answer
    x = 126,633.50

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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.