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Finding the Fourth Proportional to 184,431.60, 276,647.40 and 164,732.40

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Solution

The fourth proportional to 184,431.60, 276,647.40 and 164,732.40 is: 247,098.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,431.60 : 276,647.40 = 164,732.40 : x
  2. Step 2: Convert to fraction form
    184,431.60/276,647.40 = 164,732.40/x
  3. Step 3: Cross multiply
    184,431.60x = 276,647.40 × 164,732.40
  4. Step 4: Simplify right side
    184,431.60x = 45,572,790,155.76
  5. Step 5: Solve for x
    x = 45,572,790,155.76/184,431.60
  6. Step 6: Final answer
    x = 247,098.60

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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.