Home / 141,623.30-212,361.78-41,770.78

Finding the Fourth Proportional to 141,623.30, 212,361.78 and 41,770.78

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Solution

The fourth proportional to 141,623.30, 212,361.78 and 41,770.78 is: 62,634.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,623.30 : 212,361.78 = 41,770.78 : x
  2. Step 2: Convert to fraction form
    141,623.30/212,361.78 = 41,770.78/x
  3. Step 3: Cross multiply
    141,623.30x = 212,361.78 × 41,770.78
  4. Step 4: Simplify right side
    141,623.30x = 8,870,517,192.79
  5. Step 5: Solve for x
    x = 8,870,517,192.79/141,623.30
  6. Step 6: Final answer
    x = 62,634.59

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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.