Home / 223,734.25-308,683.59-126,922.04

Finding the Fourth Proportional to 223,734.25, 308,683.59 and 126,922.04

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Solution

The fourth proportional to 223,734.25, 308,683.59 and 126,922.04 is: 175,112.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,734.25 : 308,683.59 = 126,922.04 : x
  2. Step 2: Convert to fraction form
    223,734.25/308,683.59 = 126,922.04/x
  3. Step 3: Cross multiply
    223,734.25x = 308,683.59 × 126,922.04
  4. Step 4: Simplify right side
    223,734.25x = 39,178,749,413.91
  5. Step 5: Solve for x
    x = 39,178,749,413.91/223,734.25
  6. Step 6: Final answer
    x = 175,112.89

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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.