Finding the Fourth Proportional to 213,276.99, 319,486.28 and 101,065.41
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Solution
The fourth proportional to 213,276.99, 319,486.28 and 101,065.41 is: 151,394.73
Step by Step Solution
- Step 1: Write the proportion equation
213,276.99 : 319,486.28 = 101,065.41 : x - Step 2: Convert to fraction form
213,276.99/319,486.28 = 101,065.41/x - Step 3: Cross multiply
213,276.99x = 319,486.28 × 101,065.41 - Step 4: Simplify right side
213,276.99x = 32,289,012,130.24 - Step 5: Solve for x
x = 32,289,012,130.24/213,276.99 - Step 6: Final answer
x = 151,394.73
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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.