Finding the Fourth Proportional to 240,726.20, 332,201.55 and 138,750.83
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Solution
The fourth proportional to 240,726.20, 332,201.55 and 138,750.83 is: 191,475.80
Step by Step Solution
- Step 1: Write the proportion equation
240,726.20 : 332,201.55 = 138,750.83 : x - Step 2: Convert to fraction form
240,726.20/332,201.55 = 138,750.83/x - Step 3: Cross multiply
240,726.20x = 332,201.55 × 138,750.83 - Step 4: Simplify right side
240,726.20x = 46,093,240,789.79 - Step 5: Solve for x
x = 46,093,240,789.79/240,726.20 - Step 6: Final answer
x = 191,475.80
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1.5x scale
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.