Finding the Fourth Proportional to 185,157.44, 255,414.95 and 150,739.19
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Solution
The fourth proportional to 185,157.44, 255,414.95 and 150,739.19 is: 207,936.79
Step by Step Solution
- Step 1: Write the proportion equation
185,157.44 : 255,414.95 = 150,739.19 : x - Step 2: Convert to fraction form
185,157.44/255,414.95 = 150,739.19/x - Step 3: Cross multiply
185,157.44x = 255,414.95 × 150,739.19 - Step 4: Simplify right side
185,157.44x = 38,501,043,181.95 - Step 5: Solve for x
x = 38,501,043,181.95/185,157.44 - Step 6: Final answer
x = 207,936.79
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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.