Finding the Fourth Proportional to 270,052.13, 372,671.94 and 156,882.17
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Solution
The fourth proportional to 270,052.13, 372,671.94 and 156,882.17 is: 216,497.39
Step by Step Solution
- Step 1: Write the proportion equation
270,052.13 : 372,671.94 = 156,882.17 : x - Step 2: Convert to fraction form
270,052.13/372,671.94 = 156,882.17/x - Step 3: Cross multiply
270,052.13x = 372,671.94 × 156,882.17 - Step 4: Simplify right side
270,052.13x = 58,465,582,645.31 - Step 5: Solve for x
x = 58,465,582,645.31/270,052.13 - Step 6: Final answer
x = 216,497.39
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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.