Finding the Fourth Proportional to 251,282.81, 346,614.08 and 149,234.66
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Solution
The fourth proportional to 251,282.81, 346,614.08 and 149,234.66 is: 205,851.06
Step by Step Solution
- Step 1: Write the proportion equation
251,282.81 : 346,614.08 = 149,234.66 : x - Step 2: Convert to fraction form
251,282.81/346,614.08 = 149,234.66/x - Step 3: Cross multiply
251,282.81x = 346,614.08 × 149,234.66 - Step 4: Simplify right side
251,282.81x = 51,726,833,020.03 - Step 5: Solve for x
x = 51,726,833,020.03/251,282.81 - Step 6: Final answer
x = 205,851.06
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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.