Finding the Fourth Proportional to 183,215.61, 252,844.79 and 102,643.79
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Solution
The fourth proportional to 183,215.61, 252,844.79 and 102,643.79 is: 141,652.48
Step by Step Solution
- Step 1: Write the proportion equation
183,215.61 : 252,844.79 = 102,643.79 : x - Step 2: Convert to fraction form
183,215.61/252,844.79 = 102,643.79/x - Step 3: Cross multiply
183,215.61x = 252,844.79 × 102,643.79 - Step 4: Simplify right side
183,215.61x = 25,952,945,749.91 - Step 5: Solve for x
x = 25,952,945,749.91/183,215.61 - Step 6: Final answer
x = 141,652.48
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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.