Finding the Fourth Proportional to 250,648.36, 345,894.84 and 135,926.96
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Solution
The fourth proportional to 250,648.36, 345,894.84 and 135,926.96 is: 187,579.26
Step by Step Solution
- Step 1: Write the proportion equation
250,648.36 : 345,894.84 = 135,926.96 : x - Step 2: Convert to fraction form
250,648.36/345,894.84 = 135,926.96/x - Step 3: Cross multiply
250,648.36x = 345,894.84 × 135,926.96 - Step 4: Simplify right side
250,648.36x = 47,016,434,080.89 - Step 5: Solve for x
x = 47,016,434,080.89/250,648.36 - Step 6: Final answer
x = 187,579.26
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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.