Home / 248,837.00-343,286.78-158,144.40

Finding the Fourth Proportional to 248,837.00, 343,286.78 and 158,144.40

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Solution

The fourth proportional to 248,837.00, 343,286.78 and 158,144.40 is: 218,170.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,837.00 : 343,286.78 = 158,144.40 : x
  2. Step 2: Convert to fraction form
    248,837.00/343,286.78 = 158,144.40/x
  3. Step 3: Cross multiply
    248,837.00x = 343,286.78 × 158,144.40
  4. Step 4: Simplify right side
    248,837.00x = 54,288,881,060.31
  5. Step 5: Solve for x
    x = 54,288,881,060.31/248,837.00
  6. Step 6: Final answer
    x = 218,170.46

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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.