Finding the Fourth Proportional to 270,072.96, 372,694.14 and 149,225.82
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Solution
The fourth proportional to 270,072.96, 372,694.14 and 149,225.82 is: 205,928.02
Step by Step Solution
- Step 1: Write the proportion equation
270,072.96 : 372,694.14 = 149,225.82 : x - Step 2: Convert to fraction form
270,072.96/372,694.14 = 149,225.82/x - Step 3: Cross multiply
270,072.96x = 372,694.14 × 149,225.82 - Step 4: Simplify right side
270,072.96x = 55,615,588,650.69 - Step 5: Solve for x
x = 55,615,588,650.69/270,072.96 - Step 6: Final answer
x = 205,928.02
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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.