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Finding the Fourth Proportional to 53,064.98, 79,540.97 and 27,775.97

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Solution

The fourth proportional to 53,064.98, 79,540.97 and 27,775.97 is: 41,634.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,064.98 : 79,540.97 = 27,775.97 : x
  2. Step 2: Convert to fraction form
    53,064.98/79,540.97 = 27,775.97/x
  3. Step 3: Cross multiply
    53,064.98x = 79,540.97 × 27,775.97
  4. Step 4: Simplify right side
    53,064.98x = 2,209,327,059.91
  5. Step 5: Solve for x
    x = 2,209,327,059.91/53,064.98
  6. Step 6: Final answer
    x = 41,634.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.