Finding the Fourth Proportional to 177,562.13, 245,043.05 and 102,110.63
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Solution
The fourth proportional to 177,562.13, 245,043.05 and 102,110.63 is: 140,916.87
Step by Step Solution
- Step 1: Write the proportion equation
177,562.13 : 245,043.05 = 102,110.63 : x - Step 2: Convert to fraction form
177,562.13/245,043.05 = 102,110.63/x - Step 3: Cross multiply
177,562.13x = 245,043.05 × 102,110.63 - Step 4: Simplify right side
177,562.13x = 25,021,498,476.85 - Step 5: Solve for x
x = 25,021,498,476.85/177,562.13 - Step 6: Final answer
x = 140,916.87
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.