Finding the Fourth Proportional to 97,620.80, 146,437.60 and 27,502.40
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Solution
The fourth proportional to 97,620.80, 146,437.60 and 27,502.40 is: 41,255.40
Step by Step Solution
- Step 1: Write the proportion equation
97,620.80 : 146,437.60 = 27,502.40 : x - Step 2: Convert to fraction form
97,620.80/146,437.60 = 27,502.40/x - Step 3: Cross multiply
97,620.80x = 146,437.60 × 27,502.40 - Step 4: Simplify right side
97,620.80x = 4,027,385,450.24 - Step 5: Solve for x
x = 4,027,385,450.24/97,620.80 - Step 6: Final answer
x = 41,255.40
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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.