Finding the Fourth Proportional to 147,220.03, 220,833.68 and 53,725.75
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Solution
The fourth proportional to 147,220.03, 220,833.68 and 53,725.75 is: 80,589.95
Step by Step Solution
- Step 1: Write the proportion equation
147,220.03 : 220,833.68 = 53,725.75 : x - Step 2: Convert to fraction form
147,220.03/220,833.68 = 53,725.75/x - Step 3: Cross multiply
147,220.03x = 220,833.68 × 53,725.75 - Step 4: Simplify right side
147,220.03x = 11,864,455,083.26 - Step 5: Solve for x
x = 11,864,455,083.26/147,220.03 - Step 6: Final answer
x = 80,589.95
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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.