Finding the Fourth Proportional to 270,275.99, 372,969.16 and 147,766.02
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Solution
The fourth proportional to 270,275.99, 372,969.16 and 147,766.02 is: 203,910.71
Step by Step Solution
- Step 1: Write the proportion equation
270,275.99 : 372,969.16 = 147,766.02 : x - Step 2: Convert to fraction form
270,275.99/372,969.16 = 147,766.02/x - Step 3: Cross multiply
270,275.99x = 372,969.16 × 147,766.02 - Step 4: Simplify right side
270,275.99x = 55,112,168,685.85 - Step 5: Solve for x
x = 55,112,168,685.85/270,275.99 - Step 6: Final answer
x = 203,910.71
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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.