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Finding the Third Proportional to 30,602 and 47,050

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Solution

The third proportional to 30,602 and 47,050 is: 72,338.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,602 : 47,050 = 47,050 : x
  2. Step 2: Convert to fraction form
    30,602/47,050 = 47,050/x
  3. Step 3: Cross multiply
    30,602x = 47,050 × 47,050
  4. Step 4: Simplify right side
    30,602x = 2,213,702,500
  5. Step 5: Solve for x
    x = 2,213,702,500/30,602
  6. Step 6: Final answer
    x = 72,338.49

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.