Home / 268,318.95-370,262.22-147,457.64

Finding the Fourth Proportional to 268,318.95, 370,262.22 and 147,457.64

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Solution

The fourth proportional to 268,318.95, 370,262.22 and 147,457.64 is: 203,481.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,318.95 : 370,262.22 = 147,457.64 : x
  2. Step 2: Convert to fraction form
    268,318.95/370,262.22 = 147,457.64/x
  3. Step 3: Cross multiply
    268,318.95x = 370,262.22 × 147,457.64
  4. Step 4: Simplify right side
    268,318.95x = 54,597,991,291.05
  5. Step 5: Solve for x
    x = 54,597,991,291.05/268,318.95
  6. Step 6: Final answer
    x = 203,481.68

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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.