Finding the Fourth Proportional to 213,304.96, 294,335.66 and 117,805.96
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Solution
The fourth proportional to 213,304.96, 294,335.66 and 117,805.96 is: 162,558.32
Step by Step Solution
- Step 1: Write the proportion equation
213,304.96 : 294,335.66 = 117,805.96 : x - Step 2: Convert to fraction form
213,304.96/294,335.66 = 117,805.96/x - Step 3: Cross multiply
213,304.96x = 294,335.66 × 117,805.96 - Step 4: Simplify right side
213,304.96x = 34,674,494,547.21 - Step 5: Solve for x
x = 34,674,494,547.21/213,304.96 - Step 6: Final answer
x = 162,558.32
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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.