Finding the Fourth Proportional to 202,926.99, 280,151.87 and 122,374.92
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Solution
The fourth proportional to 202,926.99, 280,151.87 and 122,374.92 is: 168,945.30
Step by Step Solution
- Step 1: Write the proportion equation
202,926.99 : 280,151.87 = 122,374.92 : x - Step 2: Convert to fraction form
202,926.99/280,151.87 = 122,374.92/x - Step 3: Cross multiply
202,926.99x = 280,151.87 × 122,374.92 - Step 4: Simplify right side
202,926.99x = 34,283,562,067.23 - Step 5: Solve for x
x = 34,283,562,067.23/202,926.99 - Step 6: Final answer
x = 168,945.30
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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.