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Finding the Fourth Proportional to 108,646.84, 162,973.68 and 33,767.38

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Solution

The fourth proportional to 108,646.84, 162,973.68 and 33,767.38 is: 50,652.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,646.84 : 162,973.68 = 33,767.38 : x
  2. Step 2: Convert to fraction form
    108,646.84/162,973.68 = 33,767.38/x
  3. Step 3: Cross multiply
    108,646.84x = 162,973.68 × 33,767.38
  4. Step 4: Simplify right side
    108,646.84x = 5,503,194,182.56
  5. Step 5: Solve for x
    x = 5,503,194,182.56/108,646.84
  6. Step 6: Final answer
    x = 50,652.13

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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.