Finding the Fourth Proportional to 191,104.62, 286,670.43 and 57,995.70
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Solution
The fourth proportional to 191,104.62, 286,670.43 and 57,995.70 is: 86,997.65
Step by Step Solution
- Step 1: Write the proportion equation
191,104.62 : 286,670.43 = 57,995.70 : x - Step 2: Convert to fraction form
191,104.62/286,670.43 = 57,995.70/x - Step 3: Cross multiply
191,104.62x = 286,670.43 × 57,995.70 - Step 4: Simplify right side
191,104.62x = 16,625,652,257.15 - Step 5: Solve for x
x = 16,625,652,257.15/191,104.62 - Step 6: Final answer
x = 86,997.65
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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.