Finding the Fourth Proportional to 197,253.08, 272,213.42 and 107,829.08
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Solution
The fourth proportional to 197,253.08, 272,213.42 and 107,829.08 is: 148,806.41
Step by Step Solution
- Step 1: Write the proportion equation
197,253.08 : 272,213.42 = 107,829.08 : x - Step 2: Convert to fraction form
197,253.08/272,213.42 = 107,829.08/x - Step 3: Cross multiply
197,253.08x = 272,213.42 × 107,829.08 - Step 4: Simplify right side
197,253.08x = 29,352,522,642.25 - Step 5: Solve for x
x = 29,352,522,642.25/197,253.08 - Step 6: Final answer
x = 148,806.41
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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.