Finding the Fourth Proportional to 146,657.43, 202,390.12 and 95,702.76
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Solution
The fourth proportional to 146,657.43, 202,390.12 and 95,702.76 is: 132,071.68
Step by Step Solution
- Step 1: Write the proportion equation
146,657.43 : 202,390.12 = 95,702.76 : x - Step 2: Convert to fraction form
146,657.43/202,390.12 = 95,702.76/x - Step 3: Cross multiply
146,657.43x = 202,390.12 × 95,702.76 - Step 4: Simplify right side
146,657.43x = 19,369,292,602.22 - Step 5: Solve for x
x = 19,369,292,602.22/146,657.43 - Step 6: Final answer
x = 132,071.68
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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.