Home / 308,122.20-462,572.10-166,080.60

Finding the Fourth Proportional to 308,122.20, 462,572.10 and 166,080.60

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Solution

The fourth proportional to 308,122.20, 462,572.10 and 166,080.60 is: 249,330.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,122.20 : 462,572.10 = 166,080.60 : x
  2. Step 2: Convert to fraction form
    308,122.20/462,572.10 = 166,080.60/x
  3. Step 3: Cross multiply
    308,122.20x = 462,572.10 × 166,080.60
  4. Step 4: Simplify right side
    308,122.20x = 76,824,251,911.26
  5. Step 5: Solve for x
    x = 76,824,251,911.26/308,122.20
  6. Step 6: Final answer
    x = 249,330.47

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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.