Finding the Fourth Proportional to 135,354.24, 202,604.91 and 121,089.54
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Solution
The fourth proportional to 135,354.24, 202,604.91 and 121,089.54 is: 181,252.80
Step by Step Solution
- Step 1: Write the proportion equation
135,354.24 : 202,604.91 = 121,089.54 : x - Step 2: Convert to fraction form
135,354.24/202,604.91 = 121,089.54/x - Step 3: Cross multiply
135,354.24x = 202,604.91 × 121,089.54 - Step 4: Simplify right side
135,354.24x = 24,533,335,353.64 - Step 5: Solve for x
x = 24,533,335,353.64/135,354.24 - Step 6: Final answer
x = 181,252.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.