Finding the Fourth Proportional to 177,754.88, 245,305.62 and 106,121.52
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Solution
The fourth proportional to 177,754.88, 245,305.62 and 106,121.52 is: 146,450.02
Step by Step Solution
- Step 1: Write the proportion equation
177,754.88 : 245,305.62 = 106,121.52 : x - Step 2: Convert to fraction form
177,754.88/245,305.62 = 106,121.52/x - Step 3: Cross multiply
177,754.88x = 245,305.62 × 106,121.52 - Step 4: Simplify right side
177,754.88x = 26,032,205,258.94 - Step 5: Solve for x
x = 26,032,205,258.94/177,754.88 - Step 6: Final answer
x = 146,450.02
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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.