Finding the Fourth Proportional to 236,083.97, 354,195.18 and 76,156.70
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Solution
The fourth proportional to 236,083.97, 354,195.18 and 76,156.70 is: 114,257.37
Step by Step Solution
- Step 1: Write the proportion equation
236,083.97 : 354,195.18 = 76,156.70 : x - Step 2: Convert to fraction form
236,083.97/354,195.18 = 76,156.70/x - Step 3: Cross multiply
236,083.97x = 354,195.18 × 76,156.70 - Step 4: Simplify right side
236,083.97x = 26,974,334,293.73 - Step 5: Solve for x
x = 26,974,334,293.73/236,083.97 - Step 6: Final answer
x = 114,257.37
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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.