Finding the Fourth Proportional to 173,491.12, 239,398.50 and 98,039.62
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Solution
The fourth proportional to 173,491.12, 239,398.50 and 98,039.62 is: 135,283.80
Step by Step Solution
- Step 1: Write the proportion equation
173,491.12 : 239,398.50 = 98,039.62 : x - Step 2: Convert to fraction form
173,491.12/239,398.50 = 98,039.62/x - Step 3: Cross multiply
173,491.12x = 239,398.50 × 98,039.62 - Step 4: Simplify right side
173,491.12x = 23,470,537,968.57 - Step 5: Solve for x
x = 23,470,537,968.57/173,491.12 - Step 6: Final answer
x = 135,283.80
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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.