Finding the Fourth Proportional to 180,364.26, 270,088.71 and 108,272.31
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Solution
The fourth proportional to 180,364.26, 270,088.71 and 108,272.31 is: 162,133.72
Step by Step Solution
- Step 1: Write the proportion equation
180,364.26 : 270,088.71 = 108,272.31 : x - Step 2: Convert to fraction form
180,364.26/270,088.71 = 108,272.31/x - Step 3: Cross multiply
180,364.26x = 270,088.71 × 108,272.31 - Step 4: Simplify right side
180,364.26x = 29,243,128,536.62 - Step 5: Solve for x
x = 29,243,128,536.62/180,364.26 - Step 6: Final answer
x = 162,133.72
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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.