Finding the Fourth Proportional to 168,281.26, 252,205.93 and 73,485.75
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Solution
The fourth proportional to 168,281.26, 252,205.93 and 73,485.75 is: 110,134.32
Step by Step Solution
- Step 1: Write the proportion equation
168,281.26 : 252,205.93 = 73,485.75 : x - Step 2: Convert to fraction form
168,281.26/252,205.93 = 73,485.75/x - Step 3: Cross multiply
168,281.26x = 252,205.93 × 73,485.75 - Step 4: Simplify right side
168,281.26x = 18,533,541,920.50 - Step 5: Solve for x
x = 18,533,541,920.50/168,281.26 - Step 6: Final answer
x = 110,134.32
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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.