Finding the Fourth Proportional to 236,115.81, 354,069.21 and 67,597.74
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Solution
The fourth proportional to 236,115.81, 354,069.21 and 67,597.74 is: 101,366.69
Step by Step Solution
- Step 1: Write the proportion equation
236,115.81 : 354,069.21 = 67,597.74 : x - Step 2: Convert to fraction form
236,115.81/354,069.21 = 67,597.74/x - Step 3: Cross multiply
236,115.81x = 354,069.21 × 67,597.74 - Step 4: Simplify right side
236,115.81x = 23,934,276,629.24 - Step 5: Solve for x
x = 23,934,276,629.24/236,115.81 - Step 6: Final answer
x = 101,366.69
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1.5x scale
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.