Finding the Fourth Proportional to 194,359.99, 290,881.65 and 119,527.60
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Solution
The fourth proportional to 194,359.99, 290,881.65 and 119,527.60 is: 178,886.54
Step by Step Solution
- Step 1: Write the proportion equation
194,359.99 : 290,881.65 = 119,527.60 : x - Step 2: Convert to fraction form
194,359.99/290,881.65 = 119,527.60/x - Step 3: Cross multiply
194,359.99x = 290,881.65 × 119,527.60 - Step 4: Simplify right side
194,359.99x = 34,768,385,508.54 - Step 5: Solve for x
x = 34,768,385,508.54/194,359.99 - Step 6: Final answer
x = 178,886.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.