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Finding the Fourth Proportional to 61,367, 92,051.62 and 19,246.14

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Solution

The fourth proportional to 61,367, 92,051.62 and 19,246.14 is: 28,869.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,367 : 92,051.62 = 19,246.14 : x
  2. Step 2: Convert to fraction form
    61,367/92,051.62 = 19,246.14/x
  3. Step 3: Cross multiply
    61,367x = 92,051.62 × 19,246.14
  4. Step 4: Simplify right side
    61,367x = 1,771,638,365.75
  5. Step 5: Solve for x
    x = 1,771,638,365.75/61,367
  6. Step 6: Final answer
    x = 28,869.56

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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.