Finding the Fourth Proportional to 177,686.06, 245,206.35 and 101,205.14
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Solution
The fourth proportional to 177,686.06, 245,206.35 and 101,205.14 is: 139,662.86
Step by Step Solution
- Step 1: Write the proportion equation
177,686.06 : 245,206.35 = 101,205.14 : x - Step 2: Convert to fraction form
177,686.06/245,206.35 = 101,205.14/x - Step 3: Cross multiply
177,686.06x = 245,206.35 × 101,205.14 - Step 4: Simplify right side
177,686.06x = 24,816,141,754.61 - Step 5: Solve for x
x = 24,816,141,754.61/177,686.06 - Step 6: Final answer
x = 139,662.86
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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.