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Finding the Fourth Proportional to 79,956, 110,349 and 46,422

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Solution

The fourth proportional to 79,956, 110,349 and 46,422 is: 64,068.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,956 : 110,349 = 46,422 : x
  2. Step 2: Convert to fraction form
    79,956/110,349 = 46,422/x
  3. Step 3: Cross multiply
    79,956x = 110,349 × 46,422
  4. Step 4: Simplify right side
    79,956x = 5,122,621,278
  5. Step 5: Solve for x
    x = 5,122,621,278/79,956
  6. Step 6: Final answer
    x = 64,068.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.