Finding the Fourth Proportional to 104,597.23, 144,344.19 and 56,850.58
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Solution
The fourth proportional to 104,597.23, 144,344.19 and 56,850.58 is: 78,453.81
Step by Step Solution
- Step 1: Write the proportion equation
104,597.23 : 144,344.19 = 56,850.58 : x - Step 2: Convert to fraction form
104,597.23/144,344.19 = 56,850.58/x - Step 3: Cross multiply
104,597.23x = 144,344.19 × 56,850.58 - Step 4: Simplify right side
104,597.23x = 8,206,050,921.13 - Step 5: Solve for x
x = 8,206,050,921.13/104,597.23 - Step 6: Final answer
x = 78,453.81
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1.5x scale
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.