Finding the Fourth Proportional to 191,591.74, 287,387.58 and 58,472.68
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Solution
The fourth proportional to 191,591.74, 287,387.58 and 58,472.68 is: 87,709.01
Step by Step Solution
- Step 1: Write the proportion equation
191,591.74 : 287,387.58 = 58,472.68 : x - Step 2: Convert to fraction form
191,591.74/287,387.58 = 58,472.68/x - Step 3: Cross multiply
191,591.74x = 287,387.58 × 58,472.68 - Step 4: Simplify right side
191,591.74x = 16,804,322,001.31 - Step 5: Solve for x
x = 16,804,322,001.31/191,591.74 - Step 6: Final answer
x = 87,709.01
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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.