Finding the Fourth Proportional to 236,808.88, 326,796.24 and 136,206.88
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Solution
The fourth proportional to 236,808.88, 326,796.24 and 136,206.88 is: 187,965.49
Step by Step Solution
- Step 1: Write the proportion equation
236,808.88 : 326,796.24 = 136,206.88 : x - Step 2: Convert to fraction form
236,808.88/326,796.24 = 136,206.88/x - Step 3: Cross multiply
236,808.88x = 326,796.24 × 136,206.88 - Step 4: Simplify right side
236,808.88x = 44,511,896,246.13 - Step 5: Solve for x
x = 44,511,896,246.13/236,808.88 - Step 6: Final answer
x = 187,965.49
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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.