Finding the Fourth Proportional to 89,034.24, 122,860.98 and 50,784.98
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Solution
The fourth proportional to 89,034.24, 122,860.98 and 50,784.98 is: 70,079.70
Step by Step Solution
- Step 1: Write the proportion equation
89,034.24 : 122,860.98 = 50,784.98 : x - Step 2: Convert to fraction form
89,034.24/122,860.98 = 50,784.98/x - Step 3: Cross multiply
89,034.24x = 122,860.98 × 50,784.98 - Step 4: Simplify right side
89,034.24x = 6,239,492,412.08 - Step 5: Solve for x
x = 6,239,492,412.08/89,034.24 - Step 6: Final answer
x = 70,079.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.