Finding the Fourth Proportional to 192,670.08, 265,895.04 and 107,782.08
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Solution
The fourth proportional to 192,670.08, 265,895.04 and 107,782.08 is: 148,745.05
Step by Step Solution
- Step 1: Write the proportion equation
192,670.08 : 265,895.04 = 107,782.08 : x - Step 2: Convert to fraction form
192,670.08/265,895.04 = 107,782.08/x - Step 3: Cross multiply
192,670.08x = 265,895.04 × 107,782.08 - Step 4: Simplify right side
192,670.08x = 28,658,720,472.88 - Step 5: Solve for x
x = 28,658,720,472.88/192,670.08 - Step 6: Final answer
x = 148,745.05
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.