Finding the Fourth Proportional to 236,159.45, 325,887.74 and 134,170.75
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Solution
The fourth proportional to 236,159.45, 325,887.74 and 134,170.75 is: 185,148.64
Step by Step Solution
- Step 1: Write the proportion equation
236,159.45 : 325,887.74 = 134,170.75 : x - Step 2: Convert to fraction form
236,159.45/325,887.74 = 134,170.75/x - Step 3: Cross multiply
236,159.45x = 325,887.74 × 134,170.75 - Step 4: Simplify right side
236,159.45x = 43,724,600,898.13 - Step 5: Solve for x
x = 43,724,600,898.13/236,159.45 - Step 6: Final answer
x = 185,148.64
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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.