Finding the Fourth Proportional to 118,163.10, 177,244.71 and 39,277.34
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Solution
The fourth proportional to 118,163.10, 177,244.71 and 39,277.34 is: 58,916.02
Step by Step Solution
- Step 1: Write the proportion equation
118,163.10 : 177,244.71 = 39,277.34 : x - Step 2: Convert to fraction form
118,163.10/177,244.71 = 39,277.34/x - Step 3: Cross multiply
118,163.10x = 177,244.71 × 39,277.34 - Step 4: Simplify right side
118,163.10x = 6,961,700,369.03 - Step 5: Solve for x
x = 6,961,700,369.03/118,163.10 - Step 6: Final answer
x = 58,916.02
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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.