Finding the Fourth Proportional to 127,046.79, 175,323.35 and 69,684.92
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Solution
The fourth proportional to 127,046.79, 175,323.35 and 69,684.92 is: 96,164.52
Step by Step Solution
- Step 1: Write the proportion equation
127,046.79 : 175,323.35 = 69,684.92 : x - Step 2: Convert to fraction form
127,046.79/175,323.35 = 69,684.92/x - Step 3: Cross multiply
127,046.79x = 175,323.35 × 69,684.92 - Step 4: Simplify right side
127,046.79x = 12,217,393,573.94 - Step 5: Solve for x
x = 12,217,393,573.94/127,046.79 - Step 6: Final answer
x = 96,164.52
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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.