Finding the Fourth Proportional to 202,730.99, 279,763.84 and 112,084.62
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Solution
The fourth proportional to 202,730.99, 279,763.84 and 112,084.62 is: 154,674.05
Step by Step Solution
- Step 1: Write the proportion equation
202,730.99 : 279,763.84 = 112,084.62 : x - Step 2: Convert to fraction form
202,730.99/279,763.84 = 112,084.62/x - Step 3: Cross multiply
202,730.99x = 279,763.84 × 112,084.62 - Step 4: Simplify right side
202,730.99x = 31,357,223,135.72 - Step 5: Solve for x
x = 31,357,223,135.72/202,730.99 - Step 6: Final answer
x = 154,674.05
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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.