Finding the Fourth Proportional to 147,975.29, 221,964.98 and 48,136.01
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Solution
The fourth proportional to 147,975.29, 221,964.98 and 48,136.01 is: 72,204.68
Step by Step Solution
- Step 1: Write the proportion equation
147,975.29 : 221,964.98 = 48,136.01 : x - Step 2: Convert to fraction form
147,975.29/221,964.98 = 48,136.01/x - Step 3: Cross multiply
147,975.29x = 221,964.98 × 48,136.01 - Step 4: Simplify right side
147,975.29x = 10,684,507,507.44 - Step 5: Solve for x
x = 10,684,507,507.44/147,975.29 - Step 6: Final answer
x = 72,204.68
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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.