Finding the Fourth Proportional to 107,181.20, 160,681.08 and 40,584.62
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Solution
The fourth proportional to 107,181.20, 160,681.08 and 40,584.62 is: 60,842.58
Step by Step Solution
- Step 1: Write the proportion equation
107,181.20 : 160,681.08 = 40,584.62 : x - Step 2: Convert to fraction form
107,181.20/160,681.08 = 40,584.62/x - Step 3: Cross multiply
107,181.20x = 160,681.08 × 40,584.62 - Step 4: Simplify right side
107,181.20x = 6,521,180,572.99 - Step 5: Solve for x
x = 6,521,180,572.99/107,181.20 - Step 6: Final answer
x = 60,842.58
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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.