Finding the Fourth Proportional to 76,944.66, 115,428.51 and 24,336.66
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Solution
The fourth proportional to 76,944.66, 115,428.51 and 24,336.66 is: 36,508.63
Step by Step Solution
- Step 1: Write the proportion equation
76,944.66 : 115,428.51 = 24,336.66 : x - Step 2: Convert to fraction form
76,944.66/115,428.51 = 24,336.66/x - Step 3: Cross multiply
76,944.66x = 115,428.51 × 24,336.66 - Step 4: Simplify right side
76,944.66x = 2,809,144,402.18 - Step 5: Solve for x
x = 2,809,144,402.18/76,944.66 - Step 6: Final answer
x = 36,508.63
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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.