Home / 211,929.96-317,599.34-159,277.80

Finding the Fourth Proportional to 211,929.96, 317,599.34 and 159,277.80

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Solution

The fourth proportional to 211,929.96, 317,599.34 and 159,277.80 is: 238,694.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,929.96 : 317,599.34 = 159,277.80 : x
  2. Step 2: Convert to fraction form
    211,929.96/317,599.34 = 159,277.80/x
  3. Step 3: Cross multiply
    211,929.96x = 317,599.34 × 159,277.80
  4. Step 4: Simplify right side
    211,929.96x = 50,586,524,156.65
  5. Step 5: Solve for x
    x = 50,586,524,156.65/211,929.96
  6. Step 6: Final answer
    x = 238,694.54

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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.