Home / 308,121.92-462,027.36-150,113.60

Finding the Fourth Proportional to 308,121.92, 462,027.36 and 150,113.60

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Solution

The fourth proportional to 308,121.92, 462,027.36 and 150,113.60 is: 225,094.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,121.92 : 462,027.36 = 150,113.60 : x
  2. Step 2: Convert to fraction form
    308,121.92/462,027.36 = 150,113.60/x
  3. Step 3: Cross multiply
    308,121.92x = 462,027.36 × 150,113.60
  4. Step 4: Simplify right side
    308,121.92x = 69,356,590,308.10
  5. Step 5: Solve for x
    x = 69,356,590,308.10/308,121.92
  6. Step 6: Final answer
    x = 225,094.63

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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.