Finding the Fourth Proportional to 192,135.10, 288,202.65 and 168,807.10
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Solution
The fourth proportional to 192,135.10, 288,202.65 and 168,807.10 is: 253,210.65
Step by Step Solution
- Step 1: Write the proportion equation
192,135.10 : 288,202.65 = 168,807.10 : x - Step 2: Convert to fraction form
192,135.10/288,202.65 = 168,807.10/x - Step 3: Cross multiply
192,135.10x = 288,202.65 × 168,807.10 - Step 4: Simplify right side
192,135.10x = 48,650,653,558.82 - Step 5: Solve for x
x = 48,650,653,558.82/192,135.10 - Step 6: Final answer
x = 253,210.65
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1.5x scale
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.