Home / 137,828.72-206,611.86-44,268.88

Finding the Fourth Proportional to 137,828.72, 206,611.86 and 44,268.88

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Solution

The fourth proportional to 137,828.72, 206,611.86 and 44,268.88 is: 66,361.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,828.72 : 206,611.86 = 44,268.88 : x
  2. Step 2: Convert to fraction form
    137,828.72/206,611.86 = 44,268.88/x
  3. Step 3: Cross multiply
    137,828.72x = 206,611.86 × 44,268.88
  4. Step 4: Simplify right side
    137,828.72x = 9,146,475,636.92
  5. Step 5: Solve for x
    x = 9,146,475,636.92/137,828.72
  6. Step 6: Final answer
    x = 66,361.17

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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.