Home / 211,762.11-317,651.83-53,994.67

Finding the Fourth Proportional to 211,762.11, 317,651.83 and 53,994.67

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Solution

The fourth proportional to 211,762.11, 317,651.83 and 53,994.67 is: 80,994.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,762.11 : 317,651.83 = 53,994.67 : x
  2. Step 2: Convert to fraction form
    211,762.11/317,651.83 = 53,994.67/x
  3. Step 3: Cross multiply
    211,762.11x = 317,651.83 × 53,994.67
  4. Step 4: Simplify right side
    211,762.11x = 17,151,504,806.63
  5. Step 5: Solve for x
    x = 17,151,504,806.63/211,762.11
  6. Step 6: Final answer
    x = 80,994.21

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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.