Finding the Fourth Proportional to 270,247.14, 372,929.42 and 147,737.18
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Solution
The fourth proportional to 270,247.14, 372,929.42 and 147,737.18 is: 203,870.96
Step by Step Solution
- Step 1: Write the proportion equation
270,247.14 : 372,929.42 = 147,737.18 : x - Step 2: Convert to fraction form
270,247.14/372,929.42 = 147,737.18/x - Step 3: Cross multiply
270,247.14x = 372,929.42 × 147,737.18 - Step 4: Simplify right side
270,247.14x = 55,095,541,922.90 - Step 5: Solve for x
x = 55,095,541,922.90/270,247.14 - Step 6: Final answer
x = 203,870.96
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1.5x scale
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.