Finding the Fourth Proportional to 156,843.84, 235,230.44 and 44,521.68
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Solution
The fourth proportional to 156,843.84, 235,230.44 and 44,521.68 is: 66,772.49
Step by Step Solution
- Step 1: Write the proportion equation
156,843.84 : 235,230.44 = 44,521.68 : x - Step 2: Convert to fraction form
156,843.84/235,230.44 = 44,521.68/x - Step 3: Cross multiply
156,843.84x = 235,230.44 × 44,521.68 - Step 4: Simplify right side
156,843.84x = 10,472,854,375.94 - Step 5: Solve for x
x = 10,472,854,375.94/156,843.84 - Step 6: Final answer
x = 66,772.49
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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.