Home / 236,716.25-326,670.23-129,284.33

Finding the Fourth Proportional to 236,716.25, 326,670.23 and 129,284.33

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Solution

The fourth proportional to 236,716.25, 326,670.23 and 129,284.33 is: 178,413.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,716.25 : 326,670.23 = 129,284.33 : x
  2. Step 2: Convert to fraction form
    236,716.25/326,670.23 = 129,284.33/x
  3. Step 3: Cross multiply
    236,716.25x = 326,670.23 × 129,284.33
  4. Step 4: Simplify right side
    236,716.25x = 42,233,340,506.36
  5. Step 5: Solve for x
    x = 42,233,340,506.36/236,716.25
  6. Step 6: Final answer
    x = 178,413.36

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.