Finding the Fourth Proportional to 312,202.02, 430,838.74 and 168,962.08
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Solution
The fourth proportional to 312,202.02, 430,838.74 and 168,962.08 is: 233,167.64
Step by Step Solution
- Step 1: Write the proportion equation
312,202.02 : 430,838.74 = 168,962.08 : x - Step 2: Convert to fraction form
312,202.02/430,838.74 = 168,962.08/x - Step 3: Cross multiply
312,202.02x = 430,838.74 × 168,962.08 - Step 4: Simplify right side
312,202.02x = 72,795,409,654.98 - Step 5: Solve for x
x = 72,795,409,654.98/312,202.02 - Step 6: Final answer
x = 233,167.64
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.