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Finding the Fourth Proportional to 184,461.80, 276,692.70 and 109,812.20

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Solution

The fourth proportional to 184,461.80, 276,692.70 and 109,812.20 is: 164,718.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,461.80 : 276,692.70 = 109,812.20 : x
  2. Step 2: Convert to fraction form
    184,461.80/276,692.70 = 109,812.20/x
  3. Step 3: Cross multiply
    184,461.80x = 276,692.70 × 109,812.20
  4. Step 4: Simplify right side
    184,461.80x = 30,384,234,110.94
  5. Step 5: Solve for x
    x = 30,384,234,110.94/184,461.80
  6. Step 6: Final answer
    x = 164,718.30

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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.