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Finding the Fourth Proportional to 108,165.29, 162,266.36 and 33,283.76

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Solution

The fourth proportional to 108,165.29, 162,266.36 and 33,283.76 is: 49,931.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,165.29 : 162,266.36 = 33,283.76 : x
  2. Step 2: Convert to fraction form
    108,165.29/162,266.36 = 33,283.76/x
  3. Step 3: Cross multiply
    108,165.29x = 162,266.36 × 33,283.76
  4. Step 4: Simplify right side
    108,165.29x = 5,400,833,604.56
  5. Step 5: Solve for x
    x = 5,400,833,604.56/108,165.29
  6. Step 6: Final answer
    x = 49,931.30

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1.5x scale

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.