Finding the Fourth Proportional to 80,201.64, 110,705.93 and 46,223.70
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Solution
The fourth proportional to 80,201.64, 110,705.93 and 46,223.70 is: 63,804.65
Step by Step Solution
- Step 1: Write the proportion equation
80,201.64 : 110,705.93 = 46,223.70 : x - Step 2: Convert to fraction form
80,201.64/110,705.93 = 46,223.70/x - Step 3: Cross multiply
80,201.64x = 110,705.93 × 46,223.70 - Step 4: Simplify right side
80,201.64x = 5,117,237,465.42 - Step 5: Solve for x
x = 5,117,237,465.42/80,201.64 - Step 6: Final answer
x = 63,804.65
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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.