Finding the Fourth Proportional to 119,042.66, 178,563.99 and 92,767.07
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Solution
The fourth proportional to 119,042.66, 178,563.99 and 92,767.07 is: 139,150.61
Step by Step Solution
- Step 1: Write the proportion equation
119,042.66 : 178,563.99 = 92,767.07 : x - Step 2: Convert to fraction form
119,042.66/178,563.99 = 92,767.07/x - Step 3: Cross multiply
119,042.66x = 178,563.99 × 92,767.07 - Step 4: Simplify right side
119,042.66x = 16,564,858,954.10 - Step 5: Solve for x
x = 16,564,858,954.10/119,042.66 - Step 6: Final answer
x = 139,150.61
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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.