Finding the Fourth Proportional to 83,553.12, 125,317.35 and 24,372.90
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Solution
The fourth proportional to 83,553.12, 125,317.35 and 24,372.90 is: 36,555.75
Step by Step Solution
- Step 1: Write the proportion equation
83,553.12 : 125,317.35 = 24,372.90 : x - Step 2: Convert to fraction form
83,553.12/125,317.35 = 24,372.90/x - Step 3: Cross multiply
83,553.12x = 125,317.35 × 24,372.90 - Step 4: Simplify right side
83,553.12x = 3,054,347,239.82 - Step 5: Solve for x
x = 3,054,347,239.82/83,553.12 - Step 6: Final answer
x = 36,555.75
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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.