Finding the Fourth Proportional to 188,838.18, 283,284.95 and 55,701.12
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Solution
The fourth proportional to 188,838.18, 283,284.95 and 55,701.12 is: 83,559.84
Step by Step Solution
- Step 1: Write the proportion equation
188,838.18 : 283,284.95 = 55,701.12 : x - Step 2: Convert to fraction form
188,838.18/283,284.95 = 55,701.12/x - Step 3: Cross multiply
188,838.18x = 283,284.95 × 55,701.12 - Step 4: Simplify right side
188,838.18x = 15,779,288,715.64 - Step 5: Solve for x
x = 15,779,288,715.64/188,838.18 - Step 6: Final answer
x = 83,559.84
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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.