Home / 171,441.31-236,704.62-107,008.70

Finding the Fourth Proportional to 171,441.31, 236,704.62 and 107,008.70

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Solution

The fourth proportional to 171,441.31, 236,704.62 and 107,008.70 is: 147,744.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,441.31 : 236,704.62 = 107,008.70 : x
  2. Step 2: Convert to fraction form
    171,441.31/236,704.62 = 107,008.70/x
  3. Step 3: Cross multiply
    171,441.31x = 236,704.62 × 107,008.70
  4. Step 4: Simplify right side
    171,441.31x = 25,329,454,584.19
  5. Step 5: Solve for x
    x = 25,329,454,584.19/171,441.31
  6. Step 6: Final answer
    x = 147,744.17

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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.