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Finding the Fourth Proportional to 179,692.46, 269,641.72 and 73,056.74

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Solution

The fourth proportional to 179,692.46, 269,641.72 and 73,056.74 is: 109,626.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,692.46 : 269,641.72 = 73,056.74 : x
  2. Step 2: Convert to fraction form
    179,692.46/269,641.72 = 73,056.74/x
  3. Step 3: Cross multiply
    179,692.46x = 269,641.72 × 73,056.74
  4. Step 4: Simplify right side
    179,692.46x = 19,699,143,877.04
  5. Step 5: Solve for x
    x = 19,699,143,877.04/179,692.46
  6. Step 6: Final answer
    x = 109,626.99

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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.