Finding the Fourth Proportional to 98,184.29, 135,490.79 and 60,007.70
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Solution
The fourth proportional to 98,184.29, 135,490.79 and 60,007.70 is: 82,808.48
Step by Step Solution
- Step 1: Write the proportion equation
98,184.29 : 135,490.79 = 60,007.70 : x - Step 2: Convert to fraction form
98,184.29/135,490.79 = 60,007.70/x - Step 3: Cross multiply
98,184.29x = 135,490.79 × 60,007.70 - Step 4: Simplify right side
98,184.29x = 8,130,491,167.83 - Step 5: Solve for x
x = 8,130,491,167.83/98,184.29 - Step 6: Final answer
x = 82,808.48
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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.