Home / 248,568.48-343,039.14-187,206.42

Finding the Fourth Proportional to 248,568.48, 343,039.14 and 187,206.42

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Solution

The fourth proportional to 248,568.48, 343,039.14 and 187,206.42 is: 258,355.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,568.48 : 343,039.14 = 187,206.42 : x
  2. Step 2: Convert to fraction form
    248,568.48/343,039.14 = 187,206.42/x
  3. Step 3: Cross multiply
    248,568.48x = 343,039.14 × 187,206.42
  4. Step 4: Simplify right side
    248,568.48x = 64,219,129,319.28
  5. Step 5: Solve for x
    x = 64,219,129,319.28/248,568.48
  6. Step 6: Final answer
    x = 258,355.88

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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.