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Finding the Fourth Proportional to 108,004.70, 162,093.68 and 48,845.54

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Solution

The fourth proportional to 108,004.70, 162,093.68 and 48,845.54 is: 73,307.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,004.70 : 162,093.68 = 48,845.54 : x
  2. Step 2: Convert to fraction form
    108,004.70/162,093.68 = 48,845.54/x
  3. Step 3: Cross multiply
    108,004.70x = 162,093.68 × 48,845.54
  4. Step 4: Simplify right side
    108,004.70x = 7,917,553,330.19
  5. Step 5: Solve for x
    x = 7,917,553,330.19/108,004.70
  6. Step 6: Final answer
    x = 73,307.49

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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.