Home / 139,559.01-192,589.62-75,895.44

Finding the Fourth Proportional to 139,559.01, 192,589.62 and 75,895.44

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Solution

The fourth proportional to 139,559.01, 192,589.62 and 75,895.44 is: 104,734.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,559.01 : 192,589.62 = 75,895.44 : x
  2. Step 2: Convert to fraction form
    139,559.01/192,589.62 = 75,895.44/x
  3. Step 3: Cross multiply
    139,559.01x = 192,589.62 × 75,895.44
  4. Step 4: Simplify right side
    139,559.01x = 14,616,673,949.33
  5. Step 5: Solve for x
    x = 14,616,673,949.33/139,559.01
  6. Step 6: Final answer
    x = 104,734.72

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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.