Home / 248,249.81-372,313.13-70,758.36

Finding the Fourth Proportional to 248,249.81, 372,313.13 and 70,758.36

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Solution

The fourth proportional to 248,249.81, 372,313.13 and 70,758.36 is: 106,119.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,249.81 : 372,313.13 = 70,758.36 : x
  2. Step 2: Convert to fraction form
    248,249.81/372,313.13 = 70,758.36/x
  3. Step 3: Cross multiply
    248,249.81x = 372,313.13 × 70,758.36
  4. Step 4: Simplify right side
    248,249.81x = 26,344,266,131.48
  5. Step 5: Solve for x
    x = 26,344,266,131.48/248,249.81
  6. Step 6: Final answer
    x = 106,119.98

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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.