Home / 211,600.60-317,396.06-53,829.24

Finding the Fourth Proportional to 211,600.60, 317,396.06 and 53,829.24

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Solution

The fourth proportional to 211,600.60, 317,396.06 and 53,829.24 is: 80,742.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,600.60 : 317,396.06 = 53,829.24 : x
  2. Step 2: Convert to fraction form
    211,600.60/317,396.06 = 53,829.24/x
  3. Step 3: Cross multiply
    211,600.60x = 317,396.06 × 53,829.24
  4. Step 4: Simplify right side
    211,600.60x = 17,085,188,688.79
  5. Step 5: Solve for x
    x = 17,085,188,688.79/211,600.60
  6. Step 6: Final answer
    x = 80,742.63

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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.