Home / 248,740.44-343,164.18-153,081.06

Finding the Fourth Proportional to 248,740.44, 343,164.18 and 153,081.06

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Solution

The fourth proportional to 248,740.44, 343,164.18 and 153,081.06 is: 211,191.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,740.44 : 343,164.18 = 153,081.06 : x
  2. Step 2: Convert to fraction form
    248,740.44/343,164.18 = 153,081.06/x
  3. Step 3: Cross multiply
    248,740.44x = 343,164.18 × 153,081.06
  4. Step 4: Simplify right side
    248,740.44x = 52,531,936,428.43
  5. Step 5: Solve for x
    x = 52,531,936,428.43/248,740.44
  6. Step 6: Final answer
    x = 211,191.78

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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.