Finding the Fourth Proportional to 178,923.24, 246,909.06 and 98,350.92
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Solution
The fourth proportional to 178,923.24, 246,909.06 and 98,350.92 is: 135,721.52
Step by Step Solution
- Step 1: Write the proportion equation
178,923.24 : 246,909.06 = 98,350.92 : x - Step 2: Convert to fraction form
178,923.24/246,909.06 = 98,350.92/x - Step 3: Cross multiply
178,923.24x = 246,909.06 × 98,350.92 - Step 4: Simplify right side
178,923.24x = 24,283,733,207.34 - Step 5: Solve for x
x = 24,283,733,207.34/178,923.24 - Step 6: Final answer
x = 135,721.52
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1.5x scale
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.