Finding the Fourth Proportional to 68,539.22, 102,817.04 and 24,156.79
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Solution
The fourth proportional to 68,539.22, 102,817.04 and 24,156.79 is: 36,238.08
Step by Step Solution
- Step 1: Write the proportion equation
68,539.22 : 102,817.04 = 24,156.79 : x - Step 2: Convert to fraction form
68,539.22/102,817.04 = 24,156.79/x - Step 3: Cross multiply
68,539.22x = 102,817.04 × 24,156.79 - Step 4: Simplify right side
68,539.22x = 2,483,729,643.70 - Step 5: Solve for x
x = 2,483,729,643.70/68,539.22 - Step 6: Final answer
x = 36,238.08
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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.