Finding the Fourth Proportional to 76,944.60, 115,427.70 and 24,348.60
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Solution
The fourth proportional to 76,944.60, 115,427.70 and 24,348.60 is: 36,526.32
Step by Step Solution
- Step 1: Write the proportion equation
76,944.60 : 115,427.70 = 24,348.60 : x - Step 2: Convert to fraction form
76,944.60/115,427.70 = 24,348.60/x - Step 3: Cross multiply
76,944.60x = 115,427.70 × 24,348.60 - Step 4: Simplify right side
76,944.60x = 2,810,502,896.22 - Step 5: Solve for x
x = 2,810,502,896.22/76,944.60 - Step 6: Final answer
x = 36,526.32
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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.