Finding the Fourth Proportional to 156,131.62, 234,229.83 and 62,644.66
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Solution
The fourth proportional to 156,131.62, 234,229.83 and 62,644.66 is: 93,979.99
Step by Step Solution
- Step 1: Write the proportion equation
156,131.62 : 234,229.83 = 62,644.66 : x - Step 2: Convert to fraction form
156,131.62/234,229.83 = 62,644.66/x - Step 3: Cross multiply
156,131.62x = 234,229.83 × 62,644.66 - Step 4: Simplify right side
156,131.62x = 14,673,248,062.21 - Step 5: Solve for x
x = 14,673,248,062.21/156,131.62 - Step 6: Final answer
x = 93,979.99
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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.