Finding the Fourth Proportional to 197,488.47, 296,094.47 and 72,795.99
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Solution
The fourth proportional to 197,488.47, 296,094.47 and 72,795.99 is: 109,143.03
Step by Step Solution
- Step 1: Write the proportion equation
197,488.47 : 296,094.47 = 72,795.99 : x - Step 2: Convert to fraction form
197,488.47/296,094.47 = 72,795.99/x - Step 3: Cross multiply
197,488.47x = 296,094.47 × 72,795.99 - Step 4: Simplify right side
197,488.47x = 21,554,489,713.20 - Step 5: Solve for x
x = 21,554,489,713.20/197,488.47 - Step 6: Final answer
x = 109,143.03
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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.