Finding the Fourth Proportional to 68,043.65, 101,917.76 and 32,909.63
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Solution
The fourth proportional to 68,043.65, 101,917.76 and 32,909.63 is: 49,293.00
Step by Step Solution
- Step 1: Write the proportion equation
68,043.65 : 101,917.76 = 32,909.63 : x - Step 2: Convert to fraction form
68,043.65/101,917.76 = 32,909.63/x - Step 3: Cross multiply
68,043.65x = 101,917.76 × 32,909.63 - Step 4: Simplify right side
68,043.65x = 3,354,075,097.89 - Step 5: Solve for x
x = 3,354,075,097.89/68,043.65 - Step 6: Final answer
x = 49,293.00
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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.