Finding the Fourth Proportional to 188,289.97, 282,434.77 and 48,048.58
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Solution
The fourth proportional to 188,289.97, 282,434.77 and 48,048.58 is: 72,072.82
Step by Step Solution
- Step 1: Write the proportion equation
188,289.97 : 282,434.77 = 48,048.58 : x - Step 2: Convert to fraction form
188,289.97/282,434.77 = 48,048.58/x - Step 3: Cross multiply
188,289.97x = 282,434.77 × 48,048.58 - Step 4: Simplify right side
188,289.97x = 13,570,589,641.13 - Step 5: Solve for x
x = 13,570,589,641.13/188,289.97 - Step 6: Final answer
x = 72,072.82
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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.