Home / 188,268.89-282,403.43-118,197.41

Finding the Fourth Proportional to 188,268.89, 282,403.43 and 118,197.41

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Solution

The fourth proportional to 188,268.89, 282,403.43 and 118,197.41 is: 177,296.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,268.89 : 282,403.43 = 118,197.41 : x
  2. Step 2: Convert to fraction form
    188,268.89/282,403.43 = 118,197.41/x
  3. Step 3: Cross multiply
    188,268.89x = 282,403.43 × 118,197.41
  4. Step 4: Simplify right side
    188,268.89x = 33,379,354,001.12
  5. Step 5: Solve for x
    x = 33,379,354,001.12/188,268.89
  6. Step 6: Final answer
    x = 177,296.17

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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.