Finding the Fourth Proportional to 178,749.98, 246,677.00 and 98,179.38
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Solution
The fourth proportional to 178,749.98, 246,677.00 and 98,179.38 is: 135,488.66
Step by Step Solution
- Step 1: Write the proportion equation
178,749.98 : 246,677.00 = 98,179.38 : x - Step 2: Convert to fraction form
178,749.98/246,677.00 = 98,179.38/x - Step 3: Cross multiply
178,749.98x = 246,677.00 × 98,179.38 - Step 4: Simplify right side
178,749.98x = 24,218,594,429.36 - Step 5: Solve for x
x = 24,218,594,429.36/178,749.98 - Step 6: Final answer
x = 135,488.66
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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.