Home / 238,268.12-356,857.86-113,696.60

Finding the Fourth Proportional to 238,268.12, 356,857.86 and 113,696.60

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Solution

The fourth proportional to 238,268.12, 356,857.86 and 113,696.60 is: 170,285.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,268.12 : 356,857.86 = 113,696.60 : x
  2. Step 2: Convert to fraction form
    238,268.12/356,857.86 = 113,696.60/x
  3. Step 3: Cross multiply
    238,268.12x = 356,857.86 × 113,696.60
  4. Step 4: Simplify right side
    238,268.12x = 40,573,525,365.28
  5. Step 5: Solve for x
    x = 40,573,525,365.28/238,268.12
  6. Step 6: Final answer
    x = 170,285.16

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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.