Finding the Fourth Proportional to 253,805.33, 350,251.36 and 140,628.08
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Solution
The fourth proportional to 253,805.33, 350,251.36 and 140,628.08 is: 194,066.75
Step by Step Solution
- Step 1: Write the proportion equation
253,805.33 : 350,251.36 = 140,628.08 : x - Step 2: Convert to fraction form
253,805.33/350,251.36 = 140,628.08/x - Step 3: Cross multiply
253,805.33x = 350,251.36 × 140,628.08 - Step 4: Simplify right side
253,805.33x = 49,255,176,274.19 - Step 5: Solve for x
x = 49,255,176,274.19/253,805.33 - Step 6: Final answer
x = 194,066.75
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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.