Finding the Fourth Proportional to 192,478.96, 265,610.19 and 106,432.96
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Solution
The fourth proportional to 192,478.96, 265,610.19 and 106,432.96 is: 146,871.53
Step by Step Solution
- Step 1: Write the proportion equation
192,478.96 : 265,610.19 = 106,432.96 : x - Step 2: Convert to fraction form
192,478.96/265,610.19 = 106,432.96/x - Step 3: Cross multiply
192,478.96x = 265,610.19 × 106,432.96 - Step 4: Simplify right side
192,478.96x = 28,269,678,727.86 - Step 5: Solve for x
x = 28,269,678,727.86/192,478.96 - Step 6: Final answer
x = 146,871.53
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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.