Finding the Fourth Proportional to 194,400.96, 268,285.68 and 146,569.92
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Solution
The fourth proportional to 194,400.96, 268,285.68 and 146,569.92 is: 202,275.80
Step by Step Solution
- Step 1: Write the proportion equation
194,400.96 : 268,285.68 = 146,569.92 : x - Step 2: Convert to fraction form
194,400.96/268,285.68 = 146,569.92/x - Step 3: Cross multiply
194,400.96x = 268,285.68 × 146,569.92 - Step 4: Simplify right side
194,400.96x = 39,322,610,654.75 - Step 5: Solve for x
x = 39,322,610,654.75/194,400.96 - Step 6: Final answer
x = 202,275.80
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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.