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Finding the Fourth Proportional to 61,852, 92,778 and 18,076

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Solution

The fourth proportional to 61,852, 92,778 and 18,076 is: 27,114

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,852 : 92,778 = 18,076 : x
  2. Step 2: Convert to fraction form
    61,852/92,778 = 18,076/x
  3. Step 3: Cross multiply
    61,852x = 92,778 × 18,076
  4. Step 4: Simplify right side
    61,852x = 1,677,055,128
  5. Step 5: Solve for x
    x = 1,677,055,128/61,852
  6. Step 6: Final answer
    x = 27,114

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