Home / 211,829.42-317,816.94-132,851.18

Finding the Fourth Proportional to 211,829.42, 317,816.94 and 132,851.18

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Solution

The fourth proportional to 211,829.42, 317,816.94 and 132,851.18 is: 199,322.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,829.42 : 317,816.94 = 132,851.18 : x
  2. Step 2: Convert to fraction form
    211,829.42/317,816.94 = 132,851.18/x
  3. Step 3: Cross multiply
    211,829.42x = 317,816.94 × 132,851.18
  4. Step 4: Simplify right side
    211,829.42x = 42,222,355,502.99
  5. Step 5: Solve for x
    x = 42,222,355,502.99/211,829.42
  6. Step 6: Final answer
    x = 199,322.43

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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.