Home / 268,844.75-370,962.33-154,102.27

Finding the Fourth Proportional to 268,844.75, 370,962.33 and 154,102.27

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Solution

The fourth proportional to 268,844.75, 370,962.33 and 154,102.27 is: 212,636.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,844.75 : 370,962.33 = 154,102.27 : x
  2. Step 2: Convert to fraction form
    268,844.75/370,962.33 = 154,102.27/x
  3. Step 3: Cross multiply
    268,844.75x = 370,962.33 × 154,102.27
  4. Step 4: Simplify right side
    268,844.75x = 57,166,137,137.49
  5. Step 5: Solve for x
    x = 57,166,137,137.49/268,844.75
  6. Step 6: Final answer
    x = 212,636.24

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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.