Home / 98,647.66-136,102.44-58,375.27

Finding the Fourth Proportional to 98,647.66, 136,102.44 and 58,375.27

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Solution

The fourth proportional to 98,647.66, 136,102.44 and 58,375.27 is: 80,539.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,647.66 : 136,102.44 = 58,375.27 : x
  2. Step 2: Convert to fraction form
    98,647.66/136,102.44 = 58,375.27/x
  3. Step 3: Cross multiply
    98,647.66x = 136,102.44 × 58,375.27
  4. Step 4: Simplify right side
    98,647.66x = 7,945,016,682.66
  5. Step 5: Solve for x
    x = 7,945,016,682.66/98,647.66
  6. Step 6: Final answer
    x = 80,539.33

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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.