Finding the Fourth Proportional to 188,897.10, 283,564.35 and 114,101.70
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Solution
The fourth proportional to 188,897.10, 283,564.35 and 114,101.70 is: 171,284.65
Step by Step Solution
- Step 1: Write the proportion equation
188,897.10 : 283,564.35 = 114,101.70 : x - Step 2: Convert to fraction form
188,897.10/283,564.35 = 114,101.70/x - Step 3: Cross multiply
188,897.10x = 283,564.35 × 114,101.70 - Step 4: Simplify right side
188,897.10x = 32,355,174,394.40 - Step 5: Solve for x
x = 32,355,174,394.40/188,897.10 - Step 6: Final answer
x = 171,284.65
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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.