Finding the Fourth Proportional to 215,486.98, 297,372.02 and 124,895.49
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Solution
The fourth proportional to 215,486.98, 297,372.02 and 124,895.49 is: 172,355.77
Step by Step Solution
- Step 1: Write the proportion equation
215,486.98 : 297,372.02 = 124,895.49 : x - Step 2: Convert to fraction form
215,486.98/297,372.02 = 124,895.49/x - Step 3: Cross multiply
215,486.98x = 297,372.02 × 124,895.49 - Step 4: Simplify right side
215,486.98x = 37,140,424,150.19 - Step 5: Solve for x
x = 37,140,424,150.19/215,486.98 - Step 6: Final answer
x = 172,355.77
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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.