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Finding the Fourth Proportional to 108,615.96, 162,930.08 and 33,746.76

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Solution

The fourth proportional to 108,615.96, 162,930.08 and 33,746.76 is: 50,622.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,615.96 : 162,930.08 = 33,746.76 : x
  2. Step 2: Convert to fraction form
    108,615.96/162,930.08 = 33,746.76/x
  3. Step 3: Cross multiply
    108,615.96x = 162,930.08 × 33,746.76
  4. Step 4: Simplify right side
    108,615.96x = 5,498,362,306.54
  5. Step 5: Solve for x
    x = 5,498,362,306.54/108,615.96
  6. Step 6: Final answer
    x = 50,622.05

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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.