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Finding the Third Proportional to 46,224 and 69,288

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Solution

The third proportional to 46,224 and 69,288 is: 103,860.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,224 : 69,288 = 69,288 : x
  2. Step 2: Convert to fraction form
    46,224/69,288 = 69,288/x
  3. Step 3: Cross multiply
    46,224x = 69,288 × 69,288
  4. Step 4: Simplify right side
    46,224x = 4,800,826,944
  5. Step 5: Solve for x
    x = 4,800,826,944/46,224
  6. Step 6: Final answer
    x = 103,860.05

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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.