Finding the Fourth Proportional to 178,474.49, 246,260.67 and 102,017.81
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Solution
The fourth proportional to 178,474.49, 246,260.67 and 102,017.81 is: 140,765.07
Step by Step Solution
- Step 1: Write the proportion equation
178,474.49 : 246,260.67 = 102,017.81 : x - Step 2: Convert to fraction form
178,474.49/246,260.67 = 102,017.81/x - Step 3: Cross multiply
178,474.49x = 246,260.67 × 102,017.81 - Step 4: Simplify right side
178,474.49x = 25,122,973,011.23 - Step 5: Solve for x
x = 25,122,973,011.23/178,474.49 - Step 6: Final answer
x = 140,765.07
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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.