Home / 179,986.72-248,412.12-104,578.96

Finding the Fourth Proportional to 179,986.72, 248,412.12 and 104,578.96

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Solution

The fourth proportional to 179,986.72, 248,412.12 and 104,578.96 is: 144,336.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,986.72 : 248,412.12 = 104,578.96 : x
  2. Step 2: Convert to fraction form
    179,986.72/248,412.12 = 104,578.96/x
  3. Step 3: Cross multiply
    179,986.72x = 248,412.12 × 104,578.96
  4. Step 4: Simplify right side
    179,986.72x = 25,978,681,161.00
  5. Step 5: Solve for x
    x = 25,978,681,161.00/179,986.72
  6. Step 6: Final answer
    x = 144,336.66

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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.