Finding the Fourth Proportional to 146,588.62, 202,292.19 and 82,925.02
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Solution
The fourth proportional to 146,588.62, 202,292.19 and 82,925.02 is: 114,436.47
Step by Step Solution
- Step 1: Write the proportion equation
146,588.62 : 202,292.19 = 82,925.02 : x - Step 2: Convert to fraction form
146,588.62/202,292.19 = 82,925.02/x - Step 3: Cross multiply
146,588.62x = 202,292.19 × 82,925.02 - Step 4: Simplify right side
146,588.62x = 16,775,083,901.59 - Step 5: Solve for x
x = 16,775,083,901.59/146,588.62 - Step 6: Final answer
x = 114,436.47
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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.