Finding the Fourth Proportional to 187,981.12, 282,030.18 and 61,622.44
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Solution
The fourth proportional to 187,981.12, 282,030.18 and 61,622.44 is: 92,452.84
Step by Step Solution
- Step 1: Write the proportion equation
187,981.12 : 282,030.18 = 61,622.44 : x - Step 2: Convert to fraction form
187,981.12/282,030.18 = 61,622.44/x - Step 3: Cross multiply
187,981.12x = 282,030.18 × 61,622.44 - Step 4: Simplify right side
187,981.12x = 17,379,387,845.24 - Step 5: Solve for x
x = 17,379,387,845.24/187,981.12 - Step 6: Final answer
x = 92,452.84
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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.