Home / 308,049.12-461,894.40-150,118.56

Finding the Fourth Proportional to 308,049.12, 461,894.40 and 150,118.56

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Solution

The fourth proportional to 308,049.12, 461,894.40 and 150,118.56 is: 225,090.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,049.12 : 461,894.40 = 150,118.56 : x
  2. Step 2: Convert to fraction form
    308,049.12/461,894.40 = 150,118.56/x
  3. Step 3: Cross multiply
    308,049.12x = 461,894.40 × 150,118.56
  4. Step 4: Simplify right side
    308,049.12x = 69,338,922,200.06
  5. Step 5: Solve for x
    x = 69,338,922,200.06/308,049.12
  6. Step 6: Final answer
    x = 225,090.47

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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.