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Finding the Third Proportional to 64,620 and 94,383

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Solution

The third proportional to 64,620 and 94,383 is: 137,854.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,620 : 94,383 = 94,383 : x
  2. Step 2: Convert to fraction form
    64,620/94,383 = 94,383/x
  3. Step 3: Cross multiply
    64,620x = 94,383 × 94,383
  4. Step 4: Simplify right side
    64,620x = 8,908,150,689
  5. Step 5: Solve for x
    x = 8,908,150,689/64,620
  6. Step 6: Final answer
    x = 137,854.39

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.