Finding the Fourth Proportional to 236,373.36, 354,563.14 and 78,601.84
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Solution
The fourth proportional to 236,373.36, 354,563.14 and 78,601.84 is: 117,903.79
Step by Step Solution
- Step 1: Write the proportion equation
236,373.36 : 354,563.14 = 78,601.84 : x - Step 2: Convert to fraction form
236,373.36/354,563.14 = 78,601.84/x - Step 3: Cross multiply
236,373.36x = 354,563.14 × 78,601.84 - Step 4: Simplify right side
236,373.36x = 27,869,315,200.18 - Step 5: Solve for x
x = 27,869,315,200.18/236,373.36 - Step 6: Final answer
x = 117,903.79
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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.