Finding the Fourth Proportional to 145,929.92, 218,886.93 and 44,727.84
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Solution
The fourth proportional to 145,929.92, 218,886.93 and 44,727.84 is: 67,089.33
Step by Step Solution
- Step 1: Write the proportion equation
145,929.92 : 218,886.93 = 44,727.84 : x - Step 2: Convert to fraction form
145,929.92/218,886.93 = 44,727.84/x - Step 3: Cross multiply
145,929.92x = 218,886.93 × 44,727.84 - Step 4: Simplify right side
145,929.92x = 9,790,339,583.13 - Step 5: Solve for x
x = 9,790,339,583.13/145,929.92 - Step 6: Final answer
x = 67,089.33
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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.