Finding the Fourth Proportional to 177,379.39, 265,971.48 and 121,282.84
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Solution
The fourth proportional to 177,379.39, 265,971.48 and 121,282.84 is: 181,857.52
Step by Step Solution
- Step 1: Write the proportion equation
177,379.39 : 265,971.48 = 121,282.84 : x - Step 2: Convert to fraction form
177,379.39/265,971.48 = 121,282.84/x - Step 3: Cross multiply
177,379.39x = 265,971.48 × 121,282.84 - Step 4: Simplify right side
177,379.39x = 32,257,776,453.40 - Step 5: Solve for x
x = 32,257,776,453.40/177,379.39 - Step 6: Final answer
x = 181,857.52
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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.