Home / 108,998.37-163,495.94-30,110.85

Finding the Fourth Proportional to 108,998.37, 163,495.94 and 30,110.85

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Solution

The fourth proportional to 108,998.37, 163,495.94 and 30,110.85 is: 45,165.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,998.37 : 163,495.94 = 30,110.85 : x
  2. Step 2: Convert to fraction form
    108,998.37/163,495.94 = 30,110.85/x
  3. Step 3: Cross multiply
    108,998.37x = 163,495.94 × 30,110.85
  4. Step 4: Simplify right side
    108,998.37x = 4,923,001,574.39
  5. Step 5: Solve for x
    x = 4,923,001,574.39/108,998.37
  6. Step 6: Final answer
    x = 45,165.83

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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.