Finding the Fourth Proportional to 245,114.27, 367,671.70 and 76,635.48
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Solution
The fourth proportional to 245,114.27, 367,671.70 and 76,635.48 is: 114,953.32
Step by Step Solution
- Step 1: Write the proportion equation
245,114.27 : 367,671.70 = 76,635.48 : x - Step 2: Convert to fraction form
245,114.27/367,671.70 = 76,635.48/x - Step 3: Cross multiply
245,114.27x = 367,671.70 × 76,635.48 - Step 4: Simplify right side
245,114.27x = 28,176,698,399.10 - Step 5: Solve for x
x = 28,176,698,399.10/245,114.27 - Step 6: Final answer
x = 114,953.32
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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.