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Finding the Fourth Proportional to 54,798.38, 82,201.69 and 17,361.40

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Solution

The fourth proportional to 54,798.38, 82,201.69 and 17,361.40 is: 26,043.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,798.38 : 82,201.69 = 17,361.40 : x
  2. Step 2: Convert to fraction form
    54,798.38/82,201.69 = 17,361.40/x
  3. Step 3: Cross multiply
    54,798.38x = 82,201.69 × 17,361.40
  4. Step 4: Simplify right side
    54,798.38x = 1,427,136,420.77
  5. Step 5: Solve for x
    x = 1,427,136,420.77/54,798.38
  6. Step 6: Final answer
    x = 26,043.41

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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.