Finding the Fourth Proportional to 88,639.02, 132,958.17 and 36,048.06
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Solution
The fourth proportional to 88,639.02, 132,958.17 and 36,048.06 is: 54,071.94
Step by Step Solution
- Step 1: Write the proportion equation
88,639.02 : 132,958.17 = 36,048.06 : x - Step 2: Convert to fraction form
88,639.02/132,958.17 = 36,048.06/x - Step 3: Cross multiply
88,639.02x = 132,958.17 × 36,048.06 - Step 4: Simplify right side
88,639.02x = 4,792,884,089.65 - Step 5: Solve for x
x = 4,792,884,089.65/88,639.02 - Step 6: Final answer
x = 54,071.94
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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.