Home / 168,034.26-231,876.46-100,056.23

Finding the Fourth Proportional to 168,034.26, 231,876.46 and 100,056.23

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Solution

The fourth proportional to 168,034.26, 231,876.46 and 100,056.23 is: 138,071.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,034.26 : 231,876.46 = 100,056.23 : x
  2. Step 2: Convert to fraction form
    168,034.26/231,876.46 = 100,056.23/x
  3. Step 3: Cross multiply
    168,034.26x = 231,876.46 × 100,056.23
  4. Step 4: Simplify right side
    168,034.26x = 23,200,684,413.35
  5. Step 5: Solve for x
    x = 23,200,684,413.35/168,034.26
  6. Step 6: Final answer
    x = 138,071.16

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1.5x scale

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.