Home / 325,358.07-488,091.77-112,117.26

Finding the Fourth Proportional to 325,358.07, 488,091.77 and 112,117.26

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Solution

The fourth proportional to 325,358.07, 488,091.77 and 112,117.26 is: 168,194.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,358.07 : 488,091.77 = 112,117.26 : x
  2. Step 2: Convert to fraction form
    325,358.07/488,091.77 = 112,117.26/x
  3. Step 3: Cross multiply
    325,358.07x = 488,091.77 × 112,117.26
  4. Step 4: Simplify right side
    325,358.07x = 54,723,511,880.95
  5. Step 5: Solve for x
    x = 54,723,511,880.95/325,358.07
  6. Step 6: Final answer
    x = 168,194.73

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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.