Finding the Fourth Proportional to 177,557.67, 245,036.79 and 102,106.17
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Solution
The fourth proportional to 177,557.67, 245,036.79 and 102,106.17 is: 140,910.66
Step by Step Solution
- Step 1: Write the proportion equation
177,557.67 : 245,036.79 = 102,106.17 : x - Step 2: Convert to fraction form
177,557.67/245,036.79 = 102,106.17/x - Step 3: Cross multiply
177,557.67x = 245,036.79 × 102,106.17 - Step 4: Simplify right side
177,557.67x = 25,019,768,135.99 - Step 5: Solve for x
x = 25,019,768,135.99/177,557.67 - Step 6: Final answer
x = 140,910.66
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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.