Finding the Fourth Proportional to 236,090.73, 354,205.19 and 76,163.59
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Solution
The fourth proportional to 236,090.73, 354,205.19 and 76,163.59 is: 114,267.68
Step by Step Solution
- Step 1: Write the proportion equation
236,090.73 : 354,205.19 = 76,163.59 : x - Step 2: Convert to fraction form
236,090.73/354,205.19 = 76,163.59/x - Step 3: Cross multiply
236,090.73x = 354,205.19 × 76,163.59 - Step 4: Simplify right side
236,090.73x = 26,977,538,867.03 - Step 5: Solve for x
x = 26,977,538,867.03/236,090.73 - Step 6: Final answer
x = 114,267.68
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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.