Finding the Fourth Proportional to 163,725.96, 245,588.97 and 45,397.32
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Solution
The fourth proportional to 163,725.96, 245,588.97 and 45,397.32 is: 68,095.99
Step by Step Solution
- Step 1: Write the proportion equation
163,725.96 : 245,588.97 = 45,397.32 : x - Step 2: Convert to fraction form
163,725.96/245,588.97 = 45,397.32/x - Step 3: Cross multiply
163,725.96x = 245,588.97 × 45,397.32 - Step 4: Simplify right side
163,725.96x = 11,149,081,059.56 - Step 5: Solve for x
x = 11,149,081,059.56/163,725.96 - Step 6: Final answer
x = 68,095.99
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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.