Finding the Fourth Proportional to 177,850.26, 266,775.39 and 72,669.13
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Solution
The fourth proportional to 177,850.26, 266,775.39 and 72,669.13 is: 109,003.70
Step by Step Solution
- Step 1: Write the proportion equation
177,850.26 : 266,775.39 = 72,669.13 : x - Step 2: Convert to fraction form
177,850.26/266,775.39 = 72,669.13/x - Step 3: Cross multiply
177,850.26x = 266,775.39 × 72,669.13 - Step 4: Simplify right side
177,850.26x = 19,386,335,496.71 - Step 5: Solve for x
x = 19,386,335,496.71/177,850.26 - Step 6: Final answer
x = 109,003.70
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1.5x scale
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.