Finding the Fourth Proportional to 111,305.44, 153,599.84 and 60,316.96
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Solution
The fourth proportional to 111,305.44, 153,599.84 and 60,316.96 is: 83,236.50
Step by Step Solution
- Step 1: Write the proportion equation
111,305.44 : 153,599.84 = 60,316.96 : x - Step 2: Convert to fraction form
111,305.44/153,599.84 = 60,316.96/x - Step 3: Cross multiply
111,305.44x = 153,599.84 × 60,316.96 - Step 4: Simplify right side
111,305.44x = 9,264,675,405.29 - Step 5: Solve for x
x = 9,264,675,405.29/111,305.44 - Step 6: Final answer
x = 83,236.50
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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.