Finding the Fourth Proportional to 141,107.63, 211,726.25 and 61,169.99
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Solution
The fourth proportional to 141,107.63, 211,726.25 and 61,169.99 is: 91,783.08
Step by Step Solution
- Step 1: Write the proportion equation
141,107.63 : 211,726.25 = 61,169.99 : x - Step 2: Convert to fraction form
141,107.63/211,726.25 = 61,169.99/x - Step 3: Cross multiply
141,107.63x = 211,726.25 × 61,169.99 - Step 4: Simplify right side
141,107.63x = 12,951,292,289.39 - Step 5: Solve for x
x = 12,951,292,289.39/141,107.63 - Step 6: Final answer
x = 91,783.08
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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.