Home / 230,584.58-318,354.78-144,661.38

Finding the Fourth Proportional to 230,584.58, 318,354.78 and 144,661.38

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Solution

The fourth proportional to 230,584.58, 318,354.78 and 144,661.38 is: 199,725.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,584.58 : 318,354.78 = 144,661.38 : x
  2. Step 2: Convert to fraction form
    230,584.58/318,354.78 = 144,661.38/x
  3. Step 3: Cross multiply
    230,584.58x = 318,354.78 × 144,661.38
  4. Step 4: Simplify right side
    230,584.58x = 46,053,641,804.40
  5. Step 5: Solve for x
    x = 46,053,641,804.40/230,584.58
  6. Step 6: Final answer
    x = 199,725.60

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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.