Finding the Fourth Proportional to 234,320.49, 351,408.03 and 84,541.32
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Solution
The fourth proportional to 234,320.49, 351,408.03 and 84,541.32 is: 126,785.75
Step by Step Solution
- Step 1: Write the proportion equation
234,320.49 : 351,408.03 = 84,541.32 : x - Step 2: Convert to fraction form
234,320.49/351,408.03 = 84,541.32/x - Step 3: Cross multiply
234,320.49x = 351,408.03 × 84,541.32 - Step 4: Simplify right side
234,320.49x = 29,708,498,714.80 - Step 5: Solve for x
x = 29,708,498,714.80/234,320.49 - Step 6: Final answer
x = 126,785.75
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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.