Home / 211,481.16-317,304.76-93,069.43

Finding the Fourth Proportional to 211,481.16, 317,304.76 and 93,069.43

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Solution

The fourth proportional to 211,481.16, 317,304.76 and 93,069.43 is: 139,640.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,481.16 : 317,304.76 = 93,069.43 : x
  2. Step 2: Convert to fraction form
    211,481.16/317,304.76 = 93,069.43/x
  3. Step 3: Cross multiply
    211,481.16x = 317,304.76 × 93,069.43
  4. Step 4: Simplify right side
    211,481.16x = 29,531,373,149.49
  5. Step 5: Solve for x
    x = 29,531,373,149.49/211,481.16
  6. Step 6: Final answer
    x = 139,640.68

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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.