Home / 211,673.37-317,343.60-144,911.15

Finding the Fourth Proportional to 211,673.37, 317,343.60 and 144,911.15

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Solution

The fourth proportional to 211,673.37, 317,343.60 and 144,911.15 is: 217,252.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,673.37 : 317,343.60 = 144,911.15 : x
  2. Step 2: Convert to fraction form
    211,673.37/317,343.60 = 144,911.15/x
  3. Step 3: Cross multiply
    211,673.37x = 317,343.60 × 144,911.15
  4. Step 4: Simplify right side
    211,673.37x = 45,986,626,021.14
  5. Step 5: Solve for x
    x = 45,986,626,021.14/211,673.37
  6. Step 6: Final answer
    x = 217,252.77

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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.