Finding the Fourth Proportional to 89,124.94, 133,687.65 and 22,565.08
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Solution
The fourth proportional to 89,124.94, 133,687.65 and 22,565.08 is: 33,847.68
Step by Step Solution
- Step 1: Write the proportion equation
89,124.94 : 133,687.65 = 22,565.08 : x - Step 2: Convert to fraction form
89,124.94/133,687.65 = 22,565.08/x - Step 3: Cross multiply
89,124.94x = 133,687.65 × 22,565.08 - Step 4: Simplify right side
89,124.94x = 3,016,672,517.26 - Step 5: Solve for x
x = 3,016,672,517.26/89,124.94 - Step 6: Final answer
x = 33,847.68
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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.