Finding the Fourth Proportional to 134,202.25, 185,201.45 and 73,775.44
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Solution
The fourth proportional to 134,202.25, 185,201.45 and 73,775.44 is: 101,811.39
Step by Step Solution
- Step 1: Write the proportion equation
134,202.25 : 185,201.45 = 73,775.44 : x - Step 2: Convert to fraction form
134,202.25/185,201.45 = 73,775.44/x - Step 3: Cross multiply
134,202.25x = 185,201.45 × 73,775.44 - Step 4: Simplify right side
134,202.25x = 13,663,318,093.51 - Step 5: Solve for x
x = 13,663,318,093.51/134,202.25 - Step 6: Final answer
x = 101,811.39
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1.5x scale
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.