Finding the Fourth Proportional to 236,907.74, 326,932.14 and 134,933.18
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Solution
The fourth proportional to 236,907.74, 326,932.14 and 134,933.18 is: 186,207.48
Step by Step Solution
- Step 1: Write the proportion equation
236,907.74 : 326,932.14 = 134,933.18 : x - Step 2: Convert to fraction form
236,907.74/326,932.14 = 134,933.18/x - Step 3: Cross multiply
236,907.74x = 326,932.14 × 134,933.18 - Step 4: Simplify right side
236,907.74x = 44,113,993,294.41 - Step 5: Solve for x
x = 44,113,993,294.41/236,907.74 - Step 6: Final answer
x = 186,207.48
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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.