Finding the Fourth Proportional to 188,134.40, 259,624.74 and 102,093.74
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Solution
The fourth proportional to 188,134.40, 259,624.74 and 102,093.74 is: 140,888.96
Step by Step Solution
- Step 1: Write the proportion equation
188,134.40 : 259,624.74 = 102,093.74 : x - Step 2: Convert to fraction form
188,134.40/259,624.74 = 102,093.74/x - Step 3: Cross multiply
188,134.40x = 259,624.74 × 102,093.74 - Step 4: Simplify right side
188,134.40x = 26,506,060,703.13 - Step 5: Solve for x
x = 26,506,060,703.13/188,134.40 - Step 6: Final answer
x = 140,888.96
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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.