Finding the Fourth Proportional to 75,750.24, 113,625.66 and 23,159.64
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Solution
The fourth proportional to 75,750.24, 113,625.66 and 23,159.64 is: 34,739.55
Step by Step Solution
- Step 1: Write the proportion equation
75,750.24 : 113,625.66 = 23,159.64 : x - Step 2: Convert to fraction form
75,750.24/113,625.66 = 23,159.64/x - Step 3: Cross multiply
75,750.24x = 113,625.66 × 23,159.64 - Step 4: Simplify right side
75,750.24x = 2,631,529,380.36 - Step 5: Solve for x
x = 2,631,529,380.36/75,750.24 - Step 6: Final answer
x = 34,739.55
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1.5x scale
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.