Finding the Fourth Proportional to 122,944.14, 169,735.23 and 115,858.26
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Solution
The fourth proportional to 122,944.14, 169,735.23 and 115,858.26 is: 159,952.55
Step by Step Solution
- Step 1: Write the proportion equation
122,944.14 : 169,735.23 = 115,858.26 : x - Step 2: Convert to fraction form
122,944.14/169,735.23 = 115,858.26/x - Step 3: Cross multiply
122,944.14x = 169,735.23 × 115,858.26 - Step 4: Simplify right side
122,944.14x = 19,665,228,408.50 - Step 5: Solve for x
x = 19,665,228,408.50/122,944.14 - Step 6: Final answer
x = 159,952.55
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.