Home / 106,999.50-160,439.22-73,303.58

Finding the Fourth Proportional to 106,999.50, 160,439.22 and 73,303.58

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Solution

The fourth proportional to 106,999.50, 160,439.22 and 73,303.58 is: 109,914.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,999.50 : 160,439.22 = 73,303.58 : x
  2. Step 2: Convert to fraction form
    106,999.50/160,439.22 = 73,303.58/x
  3. Step 3: Cross multiply
    106,999.50x = 160,439.22 × 73,303.58
  4. Step 4: Simplify right side
    106,999.50x = 11,760,769,198.41
  5. Step 5: Solve for x
    x = 11,760,769,198.41/106,999.50
  6. Step 6: Final answer
    x = 109,914.24

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1.5x scale

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.