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Finding the Fourth Proportional to 108,371.66, 162,517.15 and 37,274.34

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Solution

The fourth proportional to 108,371.66, 162,517.15 and 37,274.34 is: 55,897.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,371.66 : 162,517.15 = 37,274.34 : x
  2. Step 2: Convert to fraction form
    108,371.66/162,517.15 = 37,274.34/x
  3. Step 3: Cross multiply
    108,371.66x = 162,517.15 × 37,274.34
  4. Step 4: Simplify right side
    108,371.66x = 6,057,719,411.75
  5. Step 5: Solve for x
    x = 6,057,719,411.75/108,371.66
  6. Step 6: Final answer
    x = 55,897.63

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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.