Home / 248,119.42-372,218.06-105,965.42

Finding the Fourth Proportional to 248,119.42, 372,218.06 and 105,965.42

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Solution

The fourth proportional to 248,119.42, 372,218.06 and 105,965.42 is: 158,964.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,119.42 : 372,218.06 = 105,965.42 : x
  2. Step 2: Convert to fraction form
    248,119.42/372,218.06 = 105,965.42/x
  3. Step 3: Cross multiply
    248,119.42x = 372,218.06 × 105,965.42
  4. Step 4: Simplify right side
    248,119.42x = 39,442,241,165.28
  5. Step 5: Solve for x
    x = 39,442,241,165.28/248,119.42
  6. Step 6: Final answer
    x = 158,964.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.