Home / 211,519.45-317,068.94-106,016.41

Finding the Fourth Proportional to 211,519.45, 317,068.94 and 106,016.41

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Solution

The fourth proportional to 211,519.45, 317,068.94 and 106,016.41 is: 158,919.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,519.45 : 317,068.94 = 106,016.41 : x
  2. Step 2: Convert to fraction form
    211,519.45/317,068.94 = 106,016.41/x
  3. Step 3: Cross multiply
    211,519.45x = 317,068.94 × 106,016.41
  4. Step 4: Simplify right side
    211,519.45x = 33,614,510,211.22
  5. Step 5: Solve for x
    x = 33,614,510,211.22/211,519.45
  6. Step 6: Final answer
    x = 158,919.24

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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.