Finding the Fourth Proportional to 246,145.68, 369,280.81 and 68,652.70
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Solution
The fourth proportional to 246,145.68, 369,280.81 and 68,652.70 is: 102,996.42
Step by Step Solution
- Step 1: Write the proportion equation
246,145.68 : 369,280.81 = 68,652.70 : x - Step 2: Convert to fraction form
246,145.68/369,280.81 = 68,652.70/x - Step 3: Cross multiply
246,145.68x = 369,280.81 × 68,652.70 - Step 4: Simplify right side
246,145.68x = 25,352,123,827.30 - Step 5: Solve for x
x = 25,352,123,827.30/246,145.68 - Step 6: Final answer
x = 102,996.42
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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.