Finding the Fourth Proportional to 138,176.93, 207,267.83 and 49,494.08
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Solution
The fourth proportional to 138,176.93, 207,267.83 and 49,494.08 is: 74,241.99
Step by Step Solution
- Step 1: Write the proportion equation
138,176.93 : 207,267.83 = 49,494.08 : x - Step 2: Convert to fraction form
138,176.93/207,267.83 = 49,494.08/x - Step 3: Cross multiply
138,176.93x = 207,267.83 × 49,494.08 - Step 4: Simplify right side
138,176.93x = 10,258,530,559.45 - Step 5: Solve for x
x = 10,258,530,559.45/138,176.93 - Step 6: Final answer
x = 74,241.99
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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.