Finding the Fourth Proportional to 215,116.24, 296,867.58 and 118,324.18
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Solution
The fourth proportional to 215,116.24, 296,867.58 and 118,324.18 is: 163,291.31
Step by Step Solution
- Step 1: Write the proportion equation
215,116.24 : 296,867.58 = 118,324.18 : x - Step 2: Convert to fraction form
215,116.24/296,867.58 = 118,324.18/x - Step 3: Cross multiply
215,116.24x = 296,867.58 × 118,324.18 - Step 4: Simplify right side
215,116.24x = 35,126,612,972.08 - Step 5: Solve for x
x = 35,126,612,972.08/215,116.24 - Step 6: Final answer
x = 163,291.31
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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.