Finding the Fourth Proportional to 77,292.96, 115,889.52 and 24,684.96
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Solution
The fourth proportional to 77,292.96, 115,889.52 and 24,684.96 is: 37,011.50
Step by Step Solution
- Step 1: Write the proportion equation
77,292.96 : 115,889.52 = 24,684.96 : x - Step 2: Convert to fraction form
77,292.96/115,889.52 = 24,684.96/x - Step 3: Cross multiply
77,292.96x = 115,889.52 × 24,684.96 - Step 4: Simplify right side
77,292.96x = 2,860,728,165.62 - Step 5: Solve for x
x = 2,860,728,165.62/77,292.96 - Step 6: Final answer
x = 37,011.50
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1.5x scale
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.