Home / 248,739.44-343,162.80-153,080.06

Finding the Fourth Proportional to 248,739.44, 343,162.80 and 153,080.06

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Solution

The fourth proportional to 248,739.44, 343,162.80 and 153,080.06 is: 211,190.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,739.44 : 343,162.80 = 153,080.06 : x
  2. Step 2: Convert to fraction form
    248,739.44/343,162.80 = 153,080.06/x
  3. Step 3: Cross multiply
    248,739.44x = 343,162.80 × 153,080.06
  4. Step 4: Simplify right side
    248,739.44x = 52,531,382,013.77
  5. Step 5: Solve for x
    x = 52,531,382,013.77/248,739.44
  6. Step 6: Final answer
    x = 211,190.40

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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.