Finding the Fourth Proportional to 250,268.91, 375,324.92 and 81,750.84
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Solution
The fourth proportional to 250,268.91, 375,324.92 and 81,750.84 is: 122,600.63
Step by Step Solution
- Step 1: Write the proportion equation
250,268.91 : 375,324.92 = 81,750.84 : x - Step 2: Convert to fraction form
250,268.91/375,324.92 = 81,750.84/x - Step 3: Cross multiply
250,268.91x = 375,324.92 × 81,750.84 - Step 4: Simplify right side
250,268.91x = 30,683,125,606.31 - Step 5: Solve for x
x = 30,683,125,606.31/250,268.91 - Step 6: Final answer
x = 122,600.63
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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.