Finding the Fourth Proportional to 178,166.08, 245,900.84 and 106,553.96
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Solution
The fourth proportional to 178,166.08, 245,900.84 and 106,553.96 is: 147,063.39
Step by Step Solution
- Step 1: Write the proportion equation
178,166.08 : 245,900.84 = 106,553.96 : x - Step 2: Convert to fraction form
178,166.08/245,900.84 = 106,553.96/x - Step 3: Cross multiply
178,166.08x = 245,900.84 × 106,553.96 - Step 4: Simplify right side
178,166.08x = 26,201,708,269.33 - Step 5: Solve for x
x = 26,201,708,269.33/178,166.08 - Step 6: Final answer
x = 147,063.39
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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.