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Finding the Fourth Proportional to 179,796.53, 269,624.68 and 67,415.51

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Solution

The fourth proportional to 179,796.53, 269,624.68 and 67,415.51 is: 101,096.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,796.53 : 269,624.68 = 67,415.51 : x
  2. Step 2: Convert to fraction form
    179,796.53/269,624.68 = 67,415.51/x
  3. Step 3: Cross multiply
    179,796.53x = 269,624.68 × 67,415.51
  4. Step 4: Simplify right side
    179,796.53x = 18,176,885,816.31
  5. Step 5: Solve for x
    x = 18,176,885,816.31/179,796.53
  6. Step 6: Final answer
    x = 101,096.98

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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.