Finding the Fourth Proportional to 177,733.80, 245,275.56 and 106,120.08
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Solution
The fourth proportional to 177,733.80, 245,275.56 and 106,120.08 is: 146,447.45
Step by Step Solution
- Step 1: Write the proportion equation
177,733.80 : 245,275.56 = 106,120.08 : x - Step 2: Convert to fraction form
177,733.80/245,275.56 = 106,120.08/x - Step 3: Cross multiply
177,733.80x = 245,275.56 × 106,120.08 - Step 4: Simplify right side
177,733.80x = 26,028,662,049.24 - Step 5: Solve for x
x = 26,028,662,049.24/177,733.80 - Step 6: Final answer
x = 146,447.45
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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.