Home / 227,611.74-342,165.51-211,170.36

Finding the Fourth Proportional to 227,611.74, 342,165.51 and 211,170.36

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Solution

The fourth proportional to 227,611.74, 342,165.51 and 211,170.36 is: 317,449.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,611.74 : 342,165.51 = 211,170.36 : x
  2. Step 2: Convert to fraction form
    227,611.74/342,165.51 = 211,170.36/x
  3. Step 3: Cross multiply
    227,611.74x = 342,165.51 × 211,170.36
  4. Step 4: Simplify right side
    227,611.74x = 72,255,213,926.28
  5. Step 5: Solve for x
    x = 72,255,213,926.28/227,611.74
  6. Step 6: Final answer
    x = 317,449.42

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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.