Finding the Fourth Proportional to 193,511.62, 267,054.87 and 107,470.99
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Solution
The fourth proportional to 193,511.62, 267,054.87 and 107,470.99 is: 148,314.87
Step by Step Solution
- Step 1: Write the proportion equation
193,511.62 : 267,054.87 = 107,470.99 : x - Step 2: Convert to fraction form
193,511.62/267,054.87 = 107,470.99/x - Step 3: Cross multiply
193,511.62x = 267,054.87 × 107,470.99 - Step 4: Simplify right side
193,511.62x = 28,700,651,263.22 - Step 5: Solve for x
x = 28,700,651,263.22/193,511.62 - Step 6: Final answer
x = 148,314.87
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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.