Finding the Fourth Proportional to 147,282.08, 203,251.52 and 80,214.08
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Solution
The fourth proportional to 147,282.08, 203,251.52 and 80,214.08 is: 110,696.66
Step by Step Solution
- Step 1: Write the proportion equation
147,282.08 : 203,251.52 = 80,214.08 : x - Step 2: Convert to fraction form
147,282.08/203,251.52 = 80,214.08/x - Step 3: Cross multiply
147,282.08x = 203,251.52 × 80,214.08 - Step 4: Simplify right side
147,282.08x = 16,303,633,685.40 - Step 5: Solve for x
x = 16,303,633,685.40/147,282.08 - Step 6: Final answer
x = 110,696.66
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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.