Home / 108,511.18-163,016.89-104,027.22

Finding the Fourth Proportional to 108,511.18, 163,016.89 and 104,027.22

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Solution

The fourth proportional to 108,511.18, 163,016.89 and 104,027.22 is: 156,280.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,511.18 : 163,016.89 = 104,027.22 : x
  2. Step 2: Convert to fraction form
    108,511.18/163,016.89 = 104,027.22/x
  3. Step 3: Cross multiply
    108,511.18x = 163,016.89 × 104,027.22
  4. Step 4: Simplify right side
    108,511.18x = 16,958,193,619.68
  5. Step 5: Solve for x
    x = 16,958,193,619.68/108,511.18
  6. Step 6: Final answer
    x = 156,280.62

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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.