Home / 211,912.46-317,573.13-159,260.30

Finding the Fourth Proportional to 211,912.46, 317,573.13 and 159,260.30

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Solution

The fourth proportional to 211,912.46, 317,573.13 and 159,260.30 is: 238,668.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,912.46 : 317,573.13 = 159,260.30 : x
  2. Step 2: Convert to fraction form
    211,912.46/317,573.13 = 159,260.30/x
  3. Step 3: Cross multiply
    211,912.46x = 317,573.13 × 159,260.30
  4. Step 4: Simplify right side
    211,912.46x = 50,576,791,955.74
  5. Step 5: Solve for x
    x = 50,576,791,955.74/211,912.46
  6. Step 6: Final answer
    x = 238,668.33

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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.