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Finding the Fourth Proportional to 179,268.84, 268,900.82 and 61,022.61

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Solution

The fourth proportional to 179,268.84, 268,900.82 and 61,022.61 is: 91,533.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,268.84 : 268,900.82 = 61,022.61 : x
  2. Step 2: Convert to fraction form
    179,268.84/268,900.82 = 61,022.61/x
  3. Step 3: Cross multiply
    179,268.84x = 268,900.82 × 61,022.61
  4. Step 4: Simplify right side
    179,268.84x = 16,409,028,523.04
  5. Step 5: Solve for x
    x = 16,409,028,523.04/179,268.84
  6. Step 6: Final answer
    x = 91,533.08

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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.