Finding the Fourth Proportional to 190,094.18, 262,376.69 and 113,658.53
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Solution
The fourth proportional to 190,094.18, 262,376.69 and 113,658.53 is: 156,876.70
Step by Step Solution
- Step 1: Write the proportion equation
190,094.18 : 262,376.69 = 113,658.53 : x - Step 2: Convert to fraction form
190,094.18/262,376.69 = 113,658.53/x - Step 3: Cross multiply
190,094.18x = 262,376.69 × 113,658.53 - Step 4: Simplify right side
190,094.18x = 29,821,347,011.49 - Step 5: Solve for x
x = 29,821,347,011.49/190,094.18 - Step 6: Final answer
x = 156,876.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.