Home / 268,230.30-370,164.33-147,379.41

Finding the Fourth Proportional to 268,230.30, 370,164.33 and 147,379.41

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Solution

The fourth proportional to 268,230.30, 370,164.33 and 147,379.41 is: 203,387.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,230.30 : 370,164.33 = 147,379.41 : x
  2. Step 2: Convert to fraction form
    268,230.30/370,164.33 = 147,379.41/x
  3. Step 3: Cross multiply
    268,230.30x = 370,164.33 × 147,379.41
  4. Step 4: Simplify right side
    268,230.30x = 54,554,600,558.45
  5. Step 5: Solve for x
    x = 54,554,600,558.45/268,230.30
  6. Step 6: Final answer
    x = 203,387.17

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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.