Finding the Fourth Proportional to 125,539.84, 188,309.70 and 32,045.56
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Solution
The fourth proportional to 125,539.84, 188,309.70 and 32,045.56 is: 48,068.32
Step by Step Solution
- Step 1: Write the proportion equation
125,539.84 : 188,309.70 = 32,045.56 : x - Step 2: Convert to fraction form
125,539.84/188,309.70 = 32,045.56/x - Step 3: Cross multiply
125,539.84x = 188,309.70 × 32,045.56 - Step 4: Simplify right side
125,539.84x = 6,034,489,789.93 - Step 5: Solve for x
x = 6,034,489,789.93/125,539.84 - Step 6: Final answer
x = 48,068.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.