Finding the Fourth Proportional to 215,399.76, 323,165.58 and 110,293.08
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Solution
The fourth proportional to 215,399.76, 323,165.58 and 110,293.08 is: 165,473.38
Step by Step Solution
- Step 1: Write the proportion equation
215,399.76 : 323,165.58 = 110,293.08 : x - Step 2: Convert to fraction form
215,399.76/323,165.58 = 110,293.08/x - Step 3: Cross multiply
215,399.76x = 323,165.58 × 110,293.08 - Step 4: Simplify right side
215,399.76x = 35,642,927,168.19 - Step 5: Solve for x
x = 35,642,927,168.19/215,399.76 - Step 6: Final answer
x = 165,473.38
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.