Home / 308,116.20-462,563.10-166,074.60

Finding the Fourth Proportional to 308,116.20, 462,563.10 and 166,074.60

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Solution

The fourth proportional to 308,116.20, 462,563.10 and 166,074.60 is: 249,321.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,116.20 : 462,563.10 = 166,074.60 : x
  2. Step 2: Convert to fraction form
    308,116.20/462,563.10 = 166,074.60/x
  3. Step 3: Cross multiply
    308,116.20x = 462,563.10 × 166,074.60
  4. Step 4: Simplify right side
    308,116.20x = 76,819,981,807.26
  5. Step 5: Solve for x
    x = 76,819,981,807.26/308,116.20
  6. Step 6: Final answer
    x = 249,321.46

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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.