Finding the Fourth Proportional to 118,408.02, 177,458.94 and 88,591.92
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Solution
The fourth proportional to 118,408.02, 177,458.94 and 88,591.92 is: 132,773.34
Step by Step Solution
- Step 1: Write the proportion equation
118,408.02 : 177,458.94 = 88,591.92 : x - Step 2: Convert to fraction form
118,408.02/177,458.94 = 88,591.92/x - Step 3: Cross multiply
118,408.02x = 177,458.94 × 88,591.92 - Step 4: Simplify right side
118,408.02x = 15,721,428,215.76 - Step 5: Solve for x
x = 15,721,428,215.76/118,408.02 - Step 6: Final answer
x = 132,773.34
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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.