Finding the Fourth Proportional to 182,619.36, 251,971.47 and 106,092.99
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Solution
The fourth proportional to 182,619.36, 251,971.47 and 106,092.99 is: 146,383.20
Step by Step Solution
- Step 1: Write the proportion equation
182,619.36 : 251,971.47 = 106,092.99 : x - Step 2: Convert to fraction form
182,619.36/251,971.47 = 106,092.99/x - Step 3: Cross multiply
182,619.36x = 251,971.47 × 106,092.99 - Step 4: Simplify right side
182,619.36x = 26,732,406,647.00 - Step 5: Solve for x
x = 26,732,406,647.00/182,619.36 - Step 6: Final answer
x = 146,383.20
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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.