Finding the Fourth Proportional to 83,756.42, 125,650.02 and 27,599.84
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Solution
The fourth proportional to 83,756.42, 125,650.02 and 27,599.84 is: 41,404.82
Step by Step Solution
- Step 1: Write the proportion equation
83,756.42 : 125,650.02 = 27,599.84 : x - Step 2: Convert to fraction form
83,756.42/125,650.02 = 27,599.84/x - Step 3: Cross multiply
83,756.42x = 125,650.02 × 27,599.84 - Step 4: Simplify right side
83,756.42x = 3,467,919,681.75 - Step 5: Solve for x
x = 3,467,919,681.75/83,756.42 - Step 6: Final answer
x = 41,404.82
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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.