Finding the Fourth Proportional to 245,703.20, 368,556.81 and 68,224.02
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Solution
The fourth proportional to 245,703.20, 368,556.81 and 68,224.02 is: 102,336.59
Step by Step Solution
- Step 1: Write the proportion equation
245,703.20 : 368,556.81 = 68,224.02 : x - Step 2: Convert to fraction form
245,703.20/368,556.81 = 68,224.02/x - Step 3: Cross multiply
245,703.20x = 368,556.81 × 68,224.02 - Step 4: Simplify right side
245,703.20x = 25,144,427,176.58 - Step 5: Solve for x
x = 25,144,427,176.58/245,703.20 - Step 6: Final answer
x = 102,336.59
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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.