Finding the Fourth Proportional to 194,556.79, 268,484.79 and 109,673.92
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Solution
The fourth proportional to 194,556.79, 268,484.79 and 109,673.92 is: 151,347.99
Step by Step Solution
- Step 1: Write the proportion equation
194,556.79 : 268,484.79 = 109,673.92 : x - Step 2: Convert to fraction form
194,556.79/268,484.79 = 109,673.92/x - Step 3: Cross multiply
194,556.79x = 268,484.79 × 109,673.92 - Step 4: Simplify right side
194,556.79x = 29,445,779,379.68 - Step 5: Solve for x
x = 29,445,779,379.68/194,556.79 - Step 6: Final answer
x = 151,347.99
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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.