Home / 195,559.42-269,872.12-106,135.42

Finding the Fourth Proportional to 195,559.42, 269,872.12 and 106,135.42

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Solution

The fourth proportional to 195,559.42, 269,872.12 and 106,135.42 is: 146,466.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,559.42 : 269,872.12 = 106,135.42 : x
  2. Step 2: Convert to fraction form
    195,559.42/269,872.12 = 106,135.42/x
  3. Step 3: Cross multiply
    195,559.42x = 269,872.12 × 106,135.42
  4. Step 4: Simplify right side
    195,559.42x = 28,642,990,802.49
  5. Step 5: Solve for x
    x = 28,642,990,802.49/195,559.42
  6. Step 6: Final answer
    x = 146,466.94

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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.