Finding the Fourth Proportional to 179,555.68, 247,775.64 and 98,983.84
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Solution
The fourth proportional to 179,555.68, 247,775.64 and 98,983.84 is: 136,591.53
Step by Step Solution
- Step 1: Write the proportion equation
179,555.68 : 247,775.64 = 98,983.84 : x - Step 2: Convert to fraction form
179,555.68/247,775.64 = 98,983.84/x - Step 3: Cross multiply
179,555.68x = 247,775.64 × 98,983.84 - Step 4: Simplify right side
179,555.68x = 24,525,784,305.66 - Step 5: Solve for x
x = 24,525,784,305.66/179,555.68 - Step 6: Final answer
x = 136,591.53
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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.