Home / 106,255.56-159,382.80-43,074.75

Finding the Fourth Proportional to 106,255.56, 159,382.80 and 43,074.75

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Solution

The fourth proportional to 106,255.56, 159,382.80 and 43,074.75 is: 64,611.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,255.56 : 159,382.80 = 43,074.75 : x
  2. Step 2: Convert to fraction form
    106,255.56/159,382.80 = 43,074.75/x
  3. Step 3: Cross multiply
    106,255.56x = 159,382.80 × 43,074.75
  4. Step 4: Simplify right side
    106,255.56x = 6,865,374,264.30
  5. Step 5: Solve for x
    x = 6,865,374,264.30/106,255.56
  6. Step 6: Final answer
    x = 64,611.91

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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.