Finding the Fourth Proportional to 230,949.09, 346,354.79 and 97,827.21
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Solution
The fourth proportional to 230,949.09, 346,354.79 and 97,827.21 is: 146,711.65
Step by Step Solution
- Step 1: Write the proportion equation
230,949.09 : 346,354.79 = 97,827.21 : x - Step 2: Convert to fraction form
230,949.09/346,354.79 = 97,827.21/x - Step 3: Cross multiply
230,949.09x = 346,354.79 × 97,827.21 - Step 4: Simplify right side
230,949.09x = 33,882,922,286.70 - Step 5: Solve for x
x = 33,882,922,286.70/230,949.09 - Step 6: Final answer
x = 146,711.65
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1.5x scale
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.