Home / 211,544.20-317,834.70-159,056.20

Finding the Fourth Proportional to 211,544.20, 317,834.70 and 159,056.20

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Solution

The fourth proportional to 211,544.20, 317,834.70 and 159,056.20 is: 238,974.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,544.20 : 317,834.70 = 159,056.20 : x
  2. Step 2: Convert to fraction form
    211,544.20/317,834.70 = 159,056.20/x
  3. Step 3: Cross multiply
    211,544.20x = 317,834.70 × 159,056.20
  4. Step 4: Simplify right side
    211,544.20x = 50,553,579,610.14
  5. Step 5: Solve for x
    x = 50,553,579,610.14/211,544.20
  6. Step 6: Final answer
    x = 238,974.08

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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.