Finding the Fourth Proportional to 147,352.92, 221,035.05 and 47,514.75
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Solution
The fourth proportional to 147,352.92, 221,035.05 and 47,514.75 is: 71,273.95
Step by Step Solution
- Step 1: Write the proportion equation
147,352.92 : 221,035.05 = 47,514.75 : x - Step 2: Convert to fraction form
147,352.92/221,035.05 = 47,514.75/x - Step 3: Cross multiply
147,352.92x = 221,035.05 × 47,514.75 - Step 4: Simplify right side
147,352.92x = 10,502,425,141.99 - Step 5: Solve for x
x = 10,502,425,141.99/147,352.92 - Step 6: Final answer
x = 71,273.95
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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.