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Finding the Fourth Proportional to 184,577.40, 276,647.40 and 165,769.20

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Solution

The fourth proportional to 184,577.40, 276,647.40 and 165,769.20 is: 248,457.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,577.40 : 276,647.40 = 165,769.20 : x
  2. Step 2: Convert to fraction form
    184,577.40/276,647.40 = 165,769.20/x
  3. Step 3: Cross multiply
    184,577.40x = 276,647.40 × 165,769.20
  4. Step 4: Simplify right side
    184,577.40x = 45,859,618,180.08
  5. Step 5: Solve for x
    x = 45,859,618,180.08/184,577.40
  6. Step 6: Final answer
    x = 248,457.39

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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.