Finding the Fourth Proportional to 236,352.81, 326,110.78 and 134,370.28
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Solution
The fourth proportional to 236,352.81, 326,110.78 and 134,370.28 is: 185,399.09
Step by Step Solution
- Step 1: Write the proportion equation
236,352.81 : 326,110.78 = 134,370.28 : x - Step 2: Convert to fraction form
236,352.81/326,110.78 = 134,370.28/x - Step 3: Cross multiply
236,352.81x = 326,110.78 × 134,370.28 - Step 4: Simplify right side
236,352.81x = 43,819,596,819.62 - Step 5: Solve for x
x = 43,819,596,819.62/236,352.81 - Step 6: Final answer
x = 185,399.09
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1.5x scale
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.