Home / 102,185.33-140,993.39-59,724.41

Finding the Fourth Proportional to 102,185.33, 140,993.39 and 59,724.41

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Solution

The fourth proportional to 102,185.33, 140,993.39 and 59,724.41 is: 82,406.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,185.33 : 140,993.39 = 59,724.41 : x
  2. Step 2: Convert to fraction form
    102,185.33/140,993.39 = 59,724.41/x
  3. Step 3: Cross multiply
    102,185.33x = 140,993.39 × 59,724.41
  4. Step 4: Simplify right side
    102,185.33x = 8,420,746,475.99
  5. Step 5: Solve for x
    x = 8,420,746,475.99/102,185.33
  6. Step 6: Final answer
    x = 82,406.61

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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.