Finding the Fourth Proportional to 234,696.09, 351,903.52 and 74,702.94
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Solution
The fourth proportional to 234,696.09, 351,903.52 and 74,702.94 is: 112,009.65
Step by Step Solution
- Step 1: Write the proportion equation
234,696.09 : 351,903.52 = 74,702.94 : x - Step 2: Convert to fraction form
234,696.09/351,903.52 = 74,702.94/x - Step 3: Cross multiply
234,696.09x = 351,903.52 × 74,702.94 - Step 4: Simplify right side
234,696.09x = 26,288,227,540.35 - Step 5: Solve for x
x = 26,288,227,540.35/234,696.09 - Step 6: Final answer
x = 112,009.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.