Finding the Fourth Proportional to 102,972.24, 154,465.38 and 32,856.84
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Solution
The fourth proportional to 102,972.24, 154,465.38 and 32,856.84 is: 49,287.50
Step by Step Solution
- Step 1: Write the proportion equation
102,972.24 : 154,465.38 = 32,856.84 : x - Step 2: Convert to fraction form
102,972.24/154,465.38 = 32,856.84/x - Step 3: Cross multiply
102,972.24x = 154,465.38 × 32,856.84 - Step 4: Simplify right side
102,972.24x = 5,075,244,276.20 - Step 5: Solve for x
x = 5,075,244,276.20/102,972.24 - Step 6: Final answer
x = 49,287.50
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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.