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Finding the Third Proportional to 69,465 and 151,773

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Solution

The third proportional to 69,465 and 151,773 is: 331,606.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,465 : 151,773 = 151,773 : x
  2. Step 2: Convert to fraction form
    69,465/151,773 = 151,773/x
  3. Step 3: Cross multiply
    69,465x = 151,773 × 151,773
  4. Step 4: Simplify right side
    69,465x = 23,035,043,529
  5. Step 5: Solve for x
    x = 23,035,043,529/69,465
  6. Step 6: Final answer
    x = 331,606.47

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.