Finding the Fourth Proportional to 188,923.84, 283,701.66 and 118,011.58
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Solution
The fourth proportional to 188,923.84, 283,701.66 and 118,011.58 is: 177,214.70
Step by Step Solution
- Step 1: Write the proportion equation
188,923.84 : 283,701.66 = 118,011.58 : x - Step 2: Convert to fraction form
188,923.84/283,701.66 = 118,011.58/x - Step 3: Cross multiply
188,923.84x = 283,701.66 × 118,011.58 - Step 4: Simplify right side
188,923.84x = 33,480,081,145.22 - Step 5: Solve for x
x = 33,480,081,145.22/188,923.84 - Step 6: Final answer
x = 177,214.70
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1.5x scale
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.