Finding the Fourth Proportional to 192,710.07, 288,965.51 and 84,595.19
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Solution
The fourth proportional to 192,710.07, 288,965.51 and 84,595.19 is: 126,849.07
Step by Step Solution
- Step 1: Write the proportion equation
192,710.07 : 288,965.51 = 84,595.19 : x - Step 2: Convert to fraction form
192,710.07/288,965.51 = 84,595.19/x - Step 3: Cross multiply
192,710.07x = 288,965.51 × 84,595.19 - Step 4: Simplify right side
192,710.07x = 24,445,092,221.90 - Step 5: Solve for x
x = 24,445,092,221.90/192,710.07 - Step 6: Final answer
x = 126,849.07
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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.