Finding the Fourth Proportional to 188,820.01, 260,578.50 and 102,774.84
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Solution
The fourth proportional to 188,820.01, 260,578.50 and 102,774.84 is: 141,833.03
Step by Step Solution
- Step 1: Write the proportion equation
188,820.01 : 260,578.50 = 102,774.84 : x - Step 2: Convert to fraction form
188,820.01/260,578.50 = 102,774.84/x - Step 3: Cross multiply
188,820.01x = 260,578.50 × 102,774.84 - Step 4: Simplify right side
188,820.01x = 26,780,913,644.94 - Step 5: Solve for x
x = 26,780,913,644.94/188,820.01 - Step 6: Final answer
x = 141,833.03
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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.