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Finding the Fourth Proportional to 184,420.40, 276,630.60 and 162,769.10

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Solution

The fourth proportional to 184,420.40, 276,630.60 and 162,769.10 is: 244,153.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,420.40 : 276,630.60 = 162,769.10 : x
  2. Step 2: Convert to fraction form
    184,420.40/276,630.60 = 162,769.10/x
  3. Step 3: Cross multiply
    184,420.40x = 276,630.60 × 162,769.10
  4. Step 4: Simplify right side
    184,420.40x = 45,026,913,794.46
  5. Step 5: Solve for x
    x = 45,026,913,794.46/184,420.40
  6. Step 6: Final answer
    x = 244,153.65

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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.