Finding the Fourth Proportional to 178,456.61, 246,285.92 and 97,899.84
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Solution
The fourth proportional to 178,456.61, 246,285.92 and 97,899.84 is: 135,110.45
Step by Step Solution
- Step 1: Write the proportion equation
178,456.61 : 246,285.92 = 97,899.84 : x - Step 2: Convert to fraction form
178,456.61/246,285.92 = 97,899.84/x - Step 3: Cross multiply
178,456.61x = 246,285.92 × 97,899.84 - Step 4: Simplify right side
178,456.61x = 24,111,352,407.00 - Step 5: Solve for x
x = 24,111,352,407.00/178,456.61 - Step 6: Final answer
x = 135,110.45
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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.