Finding the Fourth Proportional to 147,888.24, 203,845.68 and 115,566.48
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Solution
The fourth proportional to 147,888.24, 203,845.68 and 115,566.48 is: 159,294.12
Step by Step Solution
- Step 1: Write the proportion equation
147,888.24 : 203,845.68 = 115,566.48 : x - Step 2: Convert to fraction form
147,888.24/203,845.68 = 115,566.48/x - Step 3: Cross multiply
147,888.24x = 203,845.68 × 115,566.48 - Step 4: Simplify right side
147,888.24x = 23,557,727,700.81 - Step 5: Solve for x
x = 23,557,727,700.81/147,888.24 - Step 6: Final answer
x = 159,294.12
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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.