Finding the Fourth Proportional to 235,108.97, 324,549.65 and 158,731.48
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Solution
The fourth proportional to 235,108.97, 324,549.65 and 158,731.48 is: 219,116.46
Step by Step Solution
- Step 1: Write the proportion equation
235,108.97 : 324,549.65 = 158,731.48 : x - Step 2: Convert to fraction form
235,108.97/324,549.65 = 158,731.48/x - Step 3: Cross multiply
235,108.97x = 324,549.65 × 158,731.48 - Step 4: Simplify right side
235,108.97x = 51,516,244,655.23 - Step 5: Solve for x
x = 51,516,244,655.23/235,108.97 - Step 6: Final answer
x = 219,116.46
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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.