Finding the Fourth Proportional to 254,347.43, 351,016.04 and 146,921.99
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Solution
The fourth proportional to 254,347.43, 351,016.04 and 146,921.99 is: 202,761.93
Step by Step Solution
- Step 1: Write the proportion equation
254,347.43 : 351,016.04 = 146,921.99 : x - Step 2: Convert to fraction form
254,347.43/351,016.04 = 146,921.99/x - Step 3: Cross multiply
254,347.43x = 351,016.04 × 146,921.99 - Step 4: Simplify right side
254,347.43x = 51,571,973,730.94 - Step 5: Solve for x
x = 51,571,973,730.94/254,347.43 - Step 6: Final answer
x = 202,761.93
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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.