Finding the Fourth Proportional to 147,864.18, 221,859.81 and 48,054.96
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Solution
The fourth proportional to 147,864.18, 221,859.81 and 48,054.96 is: 72,103.09
Step by Step Solution
- Step 1: Write the proportion equation
147,864.18 : 221,859.81 = 48,054.96 : x - Step 2: Convert to fraction form
147,864.18/221,859.81 = 48,054.96/x - Step 3: Cross multiply
147,864.18x = 221,859.81 × 48,054.96 - Step 4: Simplify right side
147,864.18x = 10,661,464,295.16 - Step 5: Solve for x
x = 10,661,464,295.16/147,864.18 - Step 6: Final answer
x = 72,103.09
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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.