Finding the Fourth Proportional to 77,332.59, 115,984.26 and 27,410.67
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Solution
The fourth proportional to 77,332.59, 115,984.26 and 27,410.67 is: 41,110.82
Step by Step Solution
- Step 1: Write the proportion equation
77,332.59 : 115,984.26 = 27,410.67 : x - Step 2: Convert to fraction form
77,332.59/115,984.26 = 27,410.67/x - Step 3: Cross multiply
77,332.59x = 115,984.26 × 27,410.67 - Step 4: Simplify right side
77,332.59x = 3,179,206,276.05 - Step 5: Solve for x
x = 3,179,206,276.05/77,332.59 - Step 6: Final answer
x = 41,110.82
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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.