Finding the Fourth Proportional to 147,240.09, 220,857.71 and 36,432.09
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Solution
The fourth proportional to 147,240.09, 220,857.71 and 36,432.09 is: 54,647.53
Step by Step Solution
- Step 1: Write the proportion equation
147,240.09 : 220,857.71 = 36,432.09 : x - Step 2: Convert to fraction form
147,240.09/220,857.71 = 36,432.09/x - Step 3: Cross multiply
147,240.09x = 220,857.71 × 36,432.09 - Step 4: Simplify right side
147,240.09x = 8,046,307,785.75 - Step 5: Solve for x
x = 8,046,307,785.75/147,240.09 - Step 6: Final answer
x = 54,647.53
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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.