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Finding the Third Proportional to 35,556 and 77,807

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Solution

The third proportional to 35,556 and 77,807 is: 170,264.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,556 : 77,807 = 77,807 : x
  2. Step 2: Convert to fraction form
    35,556/77,807 = 77,807/x
  3. Step 3: Cross multiply
    35,556x = 77,807 × 77,807
  4. Step 4: Simplify right side
    35,556x = 6,053,929,249
  5. Step 5: Solve for x
    x = 6,053,929,249/35,556
  6. Step 6: Final answer
    x = 170,264.63

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.