Finding the Fourth Proportional to 115,684.08, 173,407.92 and 65,658.48
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Solution
The fourth proportional to 115,684.08, 173,407.92 and 65,658.48 is: 98,420.63
Step by Step Solution
- Step 1: Write the proportion equation
115,684.08 : 173,407.92 = 65,658.48 : x - Step 2: Convert to fraction form
115,684.08/173,407.92 = 65,658.48/x - Step 3: Cross multiply
115,684.08x = 173,407.92 × 65,658.48 - Step 4: Simplify right side
115,684.08x = 11,385,700,447.16 - Step 5: Solve for x
x = 11,385,700,447.16/115,684.08 - Step 6: Final answer
x = 98,420.63
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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.