Finding the Fourth Proportional to 239,247.99, 358,533.45 and 132,678.82
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Solution
The fourth proportional to 239,247.99, 358,533.45 and 132,678.82 is: 198,830.49
Step by Step Solution
- Step 1: Write the proportion equation
239,247.99 : 358,533.45 = 132,678.82 : x - Step 2: Convert to fraction form
239,247.99/358,533.45 = 132,678.82/x - Step 3: Cross multiply
239,247.99x = 358,533.45 × 132,678.82 - Step 4: Simplify right side
239,247.99x = 47,569,794,180.20 - Step 5: Solve for x
x = 47,569,794,180.20/239,247.99 - Step 6: Final answer
x = 198,830.49
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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.