Finding the Fourth Proportional to 148,896.87, 205,502.18 and 108,743.55
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Solution
The fourth proportional to 148,896.87, 205,502.18 and 108,743.55 is: 150,083.99
Step by Step Solution
- Step 1: Write the proportion equation
148,896.87 : 205,502.18 = 108,743.55 : x - Step 2: Convert to fraction form
148,896.87/205,502.18 = 108,743.55/x - Step 3: Cross multiply
148,896.87x = 205,502.18 × 108,743.55 - Step 4: Simplify right side
148,896.87x = 22,347,036,042.22 - Step 5: Solve for x
x = 22,347,036,042.22/148,896.87 - Step 6: Final answer
x = 150,083.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.