Finding the Fourth Proportional to 195,143.99, 292,736.06 and 73,666.84
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Solution
The fourth proportional to 195,143.99, 292,736.06 and 73,666.84 is: 110,507.84
Step by Step Solution
- Step 1: Write the proportion equation
195,143.99 : 292,736.06 = 73,666.84 : x - Step 2: Convert to fraction form
195,143.99/292,736.06 = 73,666.84/x - Step 3: Cross multiply
195,143.99x = 292,736.06 × 73,666.84 - Step 4: Simplify right side
195,143.99x = 21,564,940,125.92 - Step 5: Solve for x
x = 21,564,940,125.92/195,143.99 - Step 6: Final answer
x = 110,507.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.