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Finding the Fourth Proportional to 108,390.22, 162,602.94 and 33,492.90

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Solution

The fourth proportional to 108,390.22, 162,602.94 and 33,492.90 is: 50,244.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,390.22 : 162,602.94 = 33,492.90 : x
  2. Step 2: Convert to fraction form
    108,390.22/162,602.94 = 33,492.90/x
  3. Step 3: Cross multiply
    108,390.22x = 162,602.94 × 33,492.90
  4. Step 4: Simplify right side
    108,390.22x = 5,446,044,009.13
  5. Step 5: Solve for x
    x = 5,446,044,009.13/108,390.22
  6. Step 6: Final answer
    x = 50,244.79

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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.