Finding the Fourth Proportional to 239,367.66, 358,809.29 and 155,181.31
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Solution
The fourth proportional to 239,367.66, 358,809.29 and 155,181.31 is: 232,614.95
Step by Step Solution
- Step 1: Write the proportion equation
239,367.66 : 358,809.29 = 155,181.31 : x - Step 2: Convert to fraction form
239,367.66/358,809.29 = 155,181.31/x - Step 3: Cross multiply
239,367.66x = 358,809.29 × 155,181.31 - Step 4: Simplify right side
239,367.66x = 55,680,495,144.07 - Step 5: Solve for x
x = 55,680,495,144.07/239,367.66 - Step 6: Final answer
x = 232,614.95
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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.