Finding the Fourth Proportional to 163,556.08, 245,361.76 and 51,214.14
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Solution
The fourth proportional to 163,556.08, 245,361.76 and 51,214.14 is: 76,829.87
Step by Step Solution
- Step 1: Write the proportion equation
163,556.08 : 245,361.76 = 51,214.14 : x - Step 2: Convert to fraction form
163,556.08/245,361.76 = 51,214.14/x - Step 3: Cross multiply
163,556.08x = 245,361.76 × 51,214.14 - Step 4: Simplify right side
163,556.08x = 12,565,991,399.25 - Step 5: Solve for x
x = 12,565,991,399.25/163,556.08 - Step 6: Final answer
x = 76,829.87
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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.