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Finding the Fourth Proportional to 53,367, 73,647.93 and 29,495.22

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Solution

The fourth proportional to 53,367, 73,647.93 and 29,495.22 is: 40,704.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,367 : 73,647.93 = 29,495.22 : x
  2. Step 2: Convert to fraction form
    53,367/73,647.93 = 29,495.22/x
  3. Step 3: Cross multiply
    53,367x = 73,647.93 × 29,495.22
  4. Step 4: Simplify right side
    53,367x = 2,172,261,897.89
  5. Step 5: Solve for x
    x = 2,172,261,897.89/53,367
  6. Step 6: Final answer
    x = 40,704.22

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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.