Finding the Fourth Proportional to 214,104.99, 321,356.75 and 109,002.63
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Solution
The fourth proportional to 214,104.99, 321,356.75 and 109,002.63 is: 163,605.39
Step by Step Solution
- Step 1: Write the proportion equation
214,104.99 : 321,356.75 = 109,002.63 : x - Step 2: Convert to fraction form
214,104.99/321,356.75 = 109,002.63/x - Step 3: Cross multiply
214,104.99x = 321,356.75 × 109,002.63 - Step 4: Simplify right side
214,104.99x = 35,028,730,373.24 - Step 5: Solve for x
x = 35,028,730,373.24/214,104.99 - Step 6: Final answer
x = 163,605.39
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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.