Finding the Fourth Proportional to 178,822.09, 246,882.84 and 118,444.48
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Solution
The fourth proportional to 178,822.09, 246,882.84 and 118,444.48 is: 163,525.15
Step by Step Solution
- Step 1: Write the proportion equation
178,822.09 : 246,882.84 = 118,444.48 : x - Step 2: Convert to fraction form
178,822.09/246,882.84 = 118,444.48/x - Step 3: Cross multiply
178,822.09x = 246,882.84 × 118,444.48 - Step 4: Simplify right side
178,822.09x = 29,241,909,604.72 - Step 5: Solve for x
x = 29,241,909,604.72/178,822.09 - Step 6: Final answer
x = 163,525.15
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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.