Finding the Fourth Proportional to 202,532.91, 279,495.41 and 117,655.44
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Solution
The fourth proportional to 202,532.91, 279,495.41 and 117,655.44 is: 162,364.50
Step by Step Solution
- Step 1: Write the proportion equation
202,532.91 : 279,495.41 = 117,655.44 : x - Step 2: Convert to fraction form
202,532.91/279,495.41 = 117,655.44/x - Step 3: Cross multiply
202,532.91x = 279,495.41 × 117,655.44 - Step 4: Simplify right side
202,532.91x = 32,884,154,466.96 - Step 5: Solve for x
x = 32,884,154,466.96/202,532.91 - Step 6: Final answer
x = 162,364.50
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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.