Finding the Fourth Proportional to 197,077.56, 295,645.54 and 72,408.84
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Solution
The fourth proportional to 197,077.56, 295,645.54 and 72,408.84 is: 108,623.99
Step by Step Solution
- Step 1: Write the proportion equation
197,077.56 : 295,645.54 = 72,408.84 : x - Step 2: Convert to fraction form
197,077.56/295,645.54 = 72,408.84/x - Step 3: Cross multiply
197,077.56x = 295,645.54 × 72,408.84 - Step 4: Simplify right side
197,077.56x = 21,407,350,602.57 - Step 5: Solve for x
x = 21,407,350,602.57/197,077.56 - Step 6: Final answer
x = 108,623.99
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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.