Finding the Fourth Proportional to 156,132.84, 234,198.18 and 37,804.80
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Solution
The fourth proportional to 156,132.84, 234,198.18 and 37,804.80 is: 56,706.94
Step by Step Solution
- Step 1: Write the proportion equation
156,132.84 : 234,198.18 = 37,804.80 : x - Step 2: Convert to fraction form
156,132.84/234,198.18 = 37,804.80/x - Step 3: Cross multiply
156,132.84x = 234,198.18 × 37,804.80 - Step 4: Simplify right side
156,132.84x = 8,853,815,355.26 - Step 5: Solve for x
x = 8,853,815,355.26/156,132.84 - Step 6: Final answer
x = 56,706.94
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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.