Finding the Fourth Proportional to 214,746.26, 321,977.21 and 102,443.81
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Solution
The fourth proportional to 214,746.26, 321,977.21 and 102,443.81 is: 153,597.88
Step by Step Solution
- Step 1: Write the proportion equation
214,746.26 : 321,977.21 = 102,443.81 : x - Step 2: Convert to fraction form
214,746.26/321,977.21 = 102,443.81/x - Step 3: Cross multiply
214,746.26x = 321,977.21 × 102,443.81 - Step 4: Simplify right side
214,746.26x = 32,984,570,003.47 - Step 5: Solve for x
x = 32,984,570,003.47/214,746.26 - Step 6: Final answer
x = 153,597.88
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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.