Finding the Fourth Proportional to 146,645.08, 219,967.54 and 53,150.68
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Solution
The fourth proportional to 146,645.08, 219,967.54 and 53,150.68 is: 79,725.99
Step by Step Solution
- Step 1: Write the proportion equation
146,645.08 : 219,967.54 = 53,150.68 : x - Step 2: Convert to fraction form
146,645.08/219,967.54 = 53,150.68/x - Step 3: Cross multiply
146,645.08x = 219,967.54 × 53,150.68 - Step 4: Simplify right side
146,645.08x = 11,691,424,328.93 - Step 5: Solve for x
x = 11,691,424,328.93/146,645.08 - Step 6: Final answer
x = 79,725.99
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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.