Finding the Fourth Proportional to 147,864.68, 221,860.56 and 48,055.46
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Solution
The fourth proportional to 147,864.68, 221,860.56 and 48,055.46 is: 72,103.84
Step by Step Solution
- Step 1: Write the proportion equation
147,864.68 : 221,860.56 = 48,055.46 : x - Step 2: Convert to fraction form
147,864.68/221,860.56 = 48,055.46/x - Step 3: Cross multiply
147,864.68x = 221,860.56 × 48,055.46 - Step 4: Simplify right side
147,864.68x = 10,661,611,266.66 - Step 5: Solve for x
x = 10,661,611,266.66/147,864.68 - Step 6: Final answer
x = 72,103.84
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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.