Finding the Fourth Proportional to 192,485.44, 265,635.84 and 107,606.08
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Solution
The fourth proportional to 192,485.44, 265,635.84 and 107,606.08 is: 148,499.71
Step by Step Solution
- Step 1: Write the proportion equation
192,485.44 : 265,635.84 = 107,606.08 : x - Step 2: Convert to fraction form
192,485.44/265,635.84 = 107,606.08/x - Step 3: Cross multiply
192,485.44x = 265,635.84 × 107,606.08 - Step 4: Simplify right side
192,485.44x = 28,584,031,449.91 - Step 5: Solve for x
x = 28,584,031,449.91/192,485.44 - Step 6: Final answer
x = 148,499.71
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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.