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Finding the Third Proportional to 30,155 and 44,329

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Solution

The third proportional to 30,155 and 44,329 is: 65,165.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,155 : 44,329 = 44,329 : x
  2. Step 2: Convert to fraction form
    30,155/44,329 = 44,329/x
  3. Step 3: Cross multiply
    30,155x = 44,329 × 44,329
  4. Step 4: Simplify right side
    30,155x = 1,965,060,241
  5. Step 5: Solve for x
    x = 1,965,060,241/30,155
  6. Step 6: Final answer
    x = 65,165.32

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.