Finding the Fourth Proportional to 191,492.99, 264,220.26 and 110,915.70
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Solution
The fourth proportional to 191,492.99, 264,220.26 and 110,915.70 is: 153,040.46
Step by Step Solution
- Step 1: Write the proportion equation
191,492.99 : 264,220.26 = 110,915.70 : x - Step 2: Convert to fraction form
191,492.99/264,220.26 = 110,915.70/x - Step 3: Cross multiply
191,492.99x = 264,220.26 × 110,915.70 - Step 4: Simplify right side
191,492.99x = 29,306,175,092.08 - Step 5: Solve for x
x = 29,306,175,092.08/191,492.99 - Step 6: Final answer
x = 153,040.46
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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.