Finding the Fourth Proportional to 188,769.48, 283,069.50 and 55,603.08
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Solution
The fourth proportional to 188,769.48, 283,069.50 and 55,603.08 is: 83,379.67
Step by Step Solution
- Step 1: Write the proportion equation
188,769.48 : 283,069.50 = 55,603.08 : x - Step 2: Convert to fraction form
188,769.48/283,069.50 = 55,603.08/x - Step 3: Cross multiply
188,769.48x = 283,069.50 × 55,603.08 - Step 4: Simplify right side
188,769.48x = 15,739,536,054.06 - Step 5: Solve for x
x = 15,739,536,054.06/188,769.48 - Step 6: Final answer
x = 83,379.67
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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.