Finding the Fourth Proportional to 240,698.91, 332,168.00 and 138,668.07
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Solution
The fourth proportional to 240,698.91, 332,168.00 and 138,668.07 is: 191,363.95
Step by Step Solution
- Step 1: Write the proportion equation
240,698.91 : 332,168.00 = 138,668.07 : x - Step 2: Convert to fraction form
240,698.91/332,168.00 = 138,668.07/x - Step 3: Cross multiply
240,698.91x = 332,168.00 × 138,668.07 - Step 4: Simplify right side
240,698.91x = 46,061,094,782.42 - Step 5: Solve for x
x = 46,061,094,782.42/240,698.91 - Step 6: Final answer
x = 191,363.95
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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.