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Finding the Fourth Proportional to 61,796.33, 92,670.51 and 21,262.14

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Solution

The fourth proportional to 61,796.33, 92,670.51 and 21,262.14 is: 31,884.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,796.33 : 92,670.51 = 21,262.14 : x
  2. Step 2: Convert to fraction form
    61,796.33/92,670.51 = 21,262.14/x
  3. Step 3: Cross multiply
    61,796.33x = 92,670.51 × 21,262.14
  4. Step 4: Simplify right side
    61,796.33x = 1,970,373,437.22
  5. Step 5: Solve for x
    x = 1,970,373,437.22/61,796.33
  6. Step 6: Final answer
    x = 31,884.96

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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.