Home / 299,130.96-412,772.04-164,986.32

Finding the Fourth Proportional to 299,130.96, 412,772.04 and 164,986.32

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Solution

The fourth proportional to 299,130.96, 412,772.04 and 164,986.32 is: 227,665.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,130.96 : 412,772.04 = 164,986.32 : x
  2. Step 2: Convert to fraction form
    299,130.96/412,772.04 = 164,986.32/x
  3. Step 3: Cross multiply
    299,130.96x = 412,772.04 × 164,986.32
  4. Step 4: Simplify right side
    299,130.96x = 68,101,739,878.49
  5. Step 5: Solve for x
    x = 68,101,739,878.49/299,130.96
  6. Step 6: Final answer
    x = 227,665.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.