Home / 211,984.20-317,879.10-93,594.60

Finding the Fourth Proportional to 211,984.20, 317,879.10 and 93,594.60

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Solution

The fourth proportional to 211,984.20, 317,879.10 and 93,594.60 is: 140,348.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,984.20 : 317,879.10 = 93,594.60 : x
  2. Step 2: Convert to fraction form
    211,984.20/317,879.10 = 93,594.60/x
  3. Step 3: Cross multiply
    211,984.20x = 317,879.10 × 93,594.60
  4. Step 4: Simplify right side
    211,984.20x = 29,751,767,212.86
  5. Step 5: Solve for x
    x = 29,751,767,212.86/211,984.20
  6. Step 6: Final answer
    x = 140,348.98

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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.