Finding the Fourth Proportional to 167,372.88, 252,210.64 and 138,441.84
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Solution
The fourth proportional to 167,372.88, 252,210.64 and 138,441.84 is: 208,615.07
Step by Step Solution
- Step 1: Write the proportion equation
167,372.88 : 252,210.64 = 138,441.84 : x - Step 2: Convert to fraction form
167,372.88/252,210.64 = 138,441.84/x - Step 3: Cross multiply
167,372.88x = 252,210.64 × 138,441.84 - Step 4: Simplify right side
167,372.88x = 34,916,505,069.18 - Step 5: Solve for x
x = 34,916,505,069.18/167,372.88 - Step 6: Final answer
x = 208,615.07
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.