Finding the Fourth Proportional to 168,147.88, 252,296.12 and 88,166.74
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Solution
The fourth proportional to 168,147.88, 252,296.12 and 88,166.74 is: 132,289.07
Step by Step Solution
- Step 1: Write the proportion equation
168,147.88 : 252,296.12 = 88,166.74 : x - Step 2: Convert to fraction form
168,147.88/252,296.12 = 88,166.74/x - Step 3: Cross multiply
168,147.88x = 252,296.12 × 88,166.74 - Step 4: Simplify right side
168,147.88x = 22,244,126,415.05 - Step 5: Solve for x
x = 22,244,126,415.05/168,147.88 - Step 6: Final answer
x = 132,289.07
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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.