Finding the Fourth Proportional to 125,316.84, 188,068.68 and 50,437.68
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Solution
The fourth proportional to 125,316.84, 188,068.68 and 50,437.68 is: 75,694.12
Step by Step Solution
- Step 1: Write the proportion equation
125,316.84 : 188,068.68 = 50,437.68 : x - Step 2: Convert to fraction form
125,316.84/188,068.68 = 50,437.68/x - Step 3: Cross multiply
125,316.84x = 188,068.68 × 50,437.68 - Step 4: Simplify right side
125,316.84x = 9,485,747,899.86 - Step 5: Solve for x
x = 9,485,747,899.86/125,316.84 - Step 6: Final answer
x = 75,694.12
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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.