Finding the Fourth Proportional to 183,313.63, 252,968.25 and 106,827.76
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Solution
The fourth proportional to 183,313.63, 252,968.25 and 106,827.76 is: 147,419.65
Step by Step Solution
- Step 1: Write the proportion equation
183,313.63 : 252,968.25 = 106,827.76 : x - Step 2: Convert to fraction form
183,313.63/252,968.25 = 106,827.76/x - Step 3: Cross multiply
183,313.63x = 252,968.25 × 106,827.76 - Step 4: Simplify right side
183,313.63x = 27,024,031,498.62 - Step 5: Solve for x
x = 27,024,031,498.62/183,313.63 - Step 6: Final answer
x = 147,419.65
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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.