Finding the Fourth Proportional to 188,292.63, 259,842.79 and 102,250.79
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Solution
The fourth proportional to 188,292.63, 259,842.79 and 102,250.79 is: 141,105.52
Step by Step Solution
- Step 1: Write the proportion equation
188,292.63 : 259,842.79 = 102,250.79 : x - Step 2: Convert to fraction form
188,292.63/259,842.79 = 102,250.79/x - Step 3: Cross multiply
188,292.63x = 259,842.79 × 102,250.79 - Step 4: Simplify right side
188,292.63x = 26,569,129,781.15 - Step 5: Solve for x
x = 26,569,129,781.15/188,292.63 - Step 6: Final answer
x = 141,105.52
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.