Finding the Fourth Proportional to 178,107.63, 245,794.08 and 97,542.80
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Solution
The fourth proportional to 178,107.63, 245,794.08 and 97,542.80 is: 134,612.10
Step by Step Solution
- Step 1: Write the proportion equation
178,107.63 : 245,794.08 = 97,542.80 : x - Step 2: Convert to fraction form
178,107.63/245,794.08 = 97,542.80/x - Step 3: Cross multiply
178,107.63x = 245,794.08 × 97,542.80 - Step 4: Simplify right side
178,107.63x = 23,975,441,557.65 - Step 5: Solve for x
x = 23,975,441,557.65/178,107.63 - Step 6: Final answer
x = 134,612.10
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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.