Finding the Fourth Proportional to 95,154.84, 131,327.66 and 54,860.71
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Solution
The fourth proportional to 95,154.84, 131,327.66 and 54,860.71 is: 75,715.84
Step by Step Solution
- Step 1: Write the proportion equation
95,154.84 : 131,327.66 = 54,860.71 : x - Step 2: Convert to fraction form
95,154.84/131,327.66 = 54,860.71/x - Step 3: Cross multiply
95,154.84x = 131,327.66 × 54,860.71 - Step 4: Simplify right side
95,154.84x = 7,204,728,670.24 - Step 5: Solve for x
x = 7,204,728,670.24/95,154.84 - Step 6: Final answer
x = 75,715.84
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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.