Finding the Fourth Proportional to 77,588.44, 116,433.68 and 42,552.70
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Solution
The fourth proportional to 77,588.44, 116,433.68 and 42,552.70 is: 63,857.03
Step by Step Solution
- Step 1: Write the proportion equation
77,588.44 : 116,433.68 = 42,552.70 : x - Step 2: Convert to fraction form
77,588.44/116,433.68 = 42,552.70/x - Step 3: Cross multiply
77,588.44x = 116,433.68 × 42,552.70 - Step 4: Simplify right side
77,588.44x = 4,954,567,454.94 - Step 5: Solve for x
x = 4,954,567,454.94/77,588.44 - Step 6: Final answer
x = 63,857.03
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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.