Finding the Fourth Proportional to 97,663.96, 146,233.50 and 80,342.92
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Solution
The fourth proportional to 97,663.96, 146,233.50 and 80,342.92 is: 120,298.48
Step by Step Solution
- Step 1: Write the proportion equation
97,663.96 : 146,233.50 = 80,342.92 : x - Step 2: Convert to fraction form
97,663.96/146,233.50 = 80,342.92/x - Step 3: Cross multiply
97,663.96x = 146,233.50 × 80,342.92 - Step 4: Simplify right side
97,663.96x = 11,748,826,391.82 - Step 5: Solve for x
x = 11,748,826,391.82/97,663.96 - Step 6: Final answer
x = 120,298.48
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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.