Finding the Fourth Proportional to 236,289.39, 326,098.74 and 134,346.84
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Solution
The fourth proportional to 236,289.39, 326,098.74 and 134,346.84 is: 185,409.66
Step by Step Solution
- Step 1: Write the proportion equation
236,289.39 : 326,098.74 = 134,346.84 : x - Step 2: Convert to fraction form
236,289.39/326,098.74 = 134,346.84/x - Step 3: Cross multiply
236,289.39x = 326,098.74 × 134,346.84 - Step 4: Simplify right side
236,289.39x = 43,810,335,246.98 - Step 5: Solve for x
x = 43,810,335,246.98/236,289.39 - Step 6: Final answer
x = 185,409.66
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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.