Finding the Fourth Proportional to 134,946.05, 202,390.92 and 50,702.81
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Solution
The fourth proportional to 134,946.05, 202,390.92 and 50,702.81 is: 76,043.63
Step by Step Solution
- Step 1: Write the proportion equation
134,946.05 : 202,390.92 = 50,702.81 : x - Step 2: Convert to fraction form
134,946.05/202,390.92 = 50,702.81/x - Step 3: Cross multiply
134,946.05x = 202,390.92 × 50,702.81 - Step 4: Simplify right side
134,946.05x = 10,261,787,350.53 - Step 5: Solve for x
x = 10,261,787,350.53/134,946.05 - Step 6: Final answer
x = 76,043.63
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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.