Finding the Fourth Proportional to 198,259.27, 273,598.04 and 107,615.19
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Solution
The fourth proportional to 198,259.27, 273,598.04 and 107,615.19 is: 148,509.09
Step by Step Solution
- Step 1: Write the proportion equation
198,259.27 : 273,598.04 = 107,615.19 : x - Step 2: Convert to fraction form
198,259.27/273,598.04 = 107,615.19/x - Step 3: Cross multiply
198,259.27x = 273,598.04 × 107,615.19 - Step 4: Simplify right side
198,259.27x = 29,443,303,690.24 - Step 5: Solve for x
x = 29,443,303,690.24/198,259.27 - Step 6: Final answer
x = 148,509.09
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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.