Finding the Fourth Proportional to 108,292.74, 149,425.74 and 60,546.48
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Solution
The fourth proportional to 108,292.74, 149,425.74 and 60,546.48 is: 83,543.94
Step by Step Solution
- Step 1: Write the proportion equation
108,292.74 : 149,425.74 = 60,546.48 : x - Step 2: Convert to fraction form
108,292.74/149,425.74 = 60,546.48/x - Step 3: Cross multiply
108,292.74x = 149,425.74 × 60,546.48 - Step 4: Simplify right side
108,292.74x = 9,047,202,578.40 - Step 5: Solve for x
x = 9,047,202,578.40/108,292.74 - Step 6: Final answer
x = 83,543.94
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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.