Finding the Fourth Proportional to 167,410.53, 252,266.67 and 138,476.52
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Solution
The fourth proportional to 167,410.53, 252,266.67 and 138,476.52 is: 208,666.75
Step by Step Solution
- Step 1: Write the proportion equation
167,410.53 : 252,266.67 = 138,476.52 : x - Step 2: Convert to fraction form
167,410.53/252,266.67 = 138,476.52/x - Step 3: Cross multiply
167,410.53x = 252,266.67 × 138,476.52 - Step 4: Simplify right side
167,410.53x = 34,933,010,573.59 - Step 5: Solve for x
x = 34,933,010,573.59/167,410.53 - Step 6: Final answer
x = 208,666.75
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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.