Home / 98,679.22-148,067.43-46,081.06

Finding the Fourth Proportional to 98,679.22, 148,067.43 and 46,081.06

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Solution

The fourth proportional to 98,679.22, 148,067.43 and 46,081.06 is: 69,144.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,679.22 : 148,067.43 = 46,081.06 : x
  2. Step 2: Convert to fraction form
    98,679.22/148,067.43 = 46,081.06/x
  3. Step 3: Cross multiply
    98,679.22x = 148,067.43 × 46,081.06
  4. Step 4: Simplify right side
    98,679.22x = 6,823,104,125.88
  5. Step 5: Solve for x
    x = 6,823,104,125.88/98,679.22
  6. Step 6: Final answer
    x = 69,144.29

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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.