Finding the Fourth Proportional to 75,764.96, 104,530.26 and 48,925.61
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Solution
The fourth proportional to 75,764.96, 104,530.26 and 48,925.61 is: 67,500.95
Step by Step Solution
- Step 1: Write the proportion equation
75,764.96 : 104,530.26 = 48,925.61 : x - Step 2: Convert to fraction form
75,764.96/104,530.26 = 48,925.61/x - Step 3: Cross multiply
75,764.96x = 104,530.26 × 48,925.61 - Step 4: Simplify right side
75,764.96x = 5,114,206,733.96 - Step 5: Solve for x
x = 5,114,206,733.96/75,764.96 - Step 6: Final answer
x = 67,500.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.