Finding the Fourth Proportional to 92,975.08, 139,351.92 and 48,589.96
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Solution
The fourth proportional to 92,975.08, 139,351.92 and 48,589.96 is: 72,827.09
Step by Step Solution
- Step 1: Write the proportion equation
92,975.08 : 139,351.92 = 48,589.96 : x - Step 2: Convert to fraction form
92,975.08/139,351.92 = 48,589.96/x - Step 3: Cross multiply
92,975.08x = 139,351.92 × 48,589.96 - Step 4: Simplify right side
92,975.08x = 6,771,104,218.72 - Step 5: Solve for x
x = 6,771,104,218.72/92,975.08 - Step 6: Final answer
x = 72,827.09
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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.