Finding the Fourth Proportional to 177,599.49, 265,103.65 and 155,179.09
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Solution
The fourth proportional to 177,599.49, 265,103.65 and 155,179.09 is: 231,636.61
Step by Step Solution
- Step 1: Write the proportion equation
177,599.49 : 265,103.65 = 155,179.09 : x - Step 2: Convert to fraction form
177,599.49/265,103.65 = 155,179.09/x - Step 3: Cross multiply
177,599.49x = 265,103.65 × 155,179.09 - Step 4: Simplify right side
177,599.49x = 41,138,543,688.03 - Step 5: Solve for x
x = 41,138,543,688.03/177,599.49 - Step 6: Final answer
x = 231,636.61
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.