Finding the Fourth Proportional to 97,544.23, 134,621.96 and 55,105.49
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Solution
The fourth proportional to 97,544.23, 134,621.96 and 55,105.49 is: 76,051.75
Step by Step Solution
- Step 1: Write the proportion equation
97,544.23 : 134,621.96 = 55,105.49 : x - Step 2: Convert to fraction form
97,544.23/134,621.96 = 55,105.49/x - Step 3: Cross multiply
97,544.23x = 134,621.96 × 55,105.49 - Step 4: Simplify right side
97,544.23x = 7,418,408,795.03 - Step 5: Solve for x
x = 7,418,408,795.03/97,544.23 - Step 6: Final answer
x = 76,051.75
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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.